diff --git a/packages/server/src/modules/Bills/commands/EditBill.service.ts b/packages/server/src/modules/Bills/commands/EditBill.service.ts
index 7456c250c..1e445d79b 100644
--- a/packages/server/src/modules/Bills/commands/EditBill.service.ts
+++ b/packages/server/src/modules/Bills/commands/EditBill.service.ts
@@ -28,8 +28,9 @@ export class EditBillService {
     private transformerDTO: BillDTOTransformer,
 
     @Inject(Bill.name) private billModel: TenantModelProxy<typeof Bill>,
-    @Inject(Vendor.name) private contactModel: TenantModelProxy<typeof Vendor>,
-  ) {}
+    @Inject(Vendor.name) private vendorModel: TenantModelProxy<typeof Vendor>,
+
+  ) { }
 
   /**
    * Edits details of the given bill id with associated entries.
@@ -58,10 +59,9 @@ export class EditBillService {
     this.validators.validateBillExistance(oldBill);
 
     // Retrieve vendor details or throw not found service error.
-    const vendor = await this.contactModel()
+    const vendor = await this.vendorModel()
       .query()
       .findById(billDTO.vendorId)
-      .modify('vendor')
       .throwIfNotFound();
 
     // Validate bill number uniqiness on the storage.
diff --git a/packages/server/src/modules/Bills/dtos/Bill.dto.ts b/packages/server/src/modules/Bills/dtos/Bill.dto.ts
index f0dc2bc1e..99d3fb6d7 100644
--- a/packages/server/src/modules/Bills/dtos/Bill.dto.ts
+++ b/packages/server/src/modules/Bills/dtos/Bill.dto.ts
@@ -1,6 +1,7 @@
 import { ToNumber } from '@/common/decorators/Validators';
 import { ItemEntryDto } from '@/modules/TransactionItemEntry/dto/ItemEntry.dto';
-import { Type } from 'class-transformer';
+import { Type, Transform } from 'class-transformer';
+import { parseBoolean } from '@/utils/parse-boolean';
 import { ApiProperty } from '@nestjs/swagger';
 import {
   ArrayMinSize,
@@ -31,6 +32,7 @@ export class BillEntryDto extends ItemEntryDto {
   })
   @IsOptional()
   @IsBoolean()
+  @Transform(({ value }) => parseBoolean(value, false))
   landedCost?: boolean;
 }
 
@@ -211,5 +213,5 @@ export class CommandBillDto {
   adjustment?: number;
 }
 
-export class CreateBillDto extends CommandBillDto {}
-export class EditBillDto extends CommandBillDto {}
+export class CreateBillDto extends CommandBillDto { }
+export class EditBillDto extends CommandBillDto { }
diff --git a/packages/server/src/modules/CreditNotes/commands/CommandCreditNoteDTOTransform.service.ts b/packages/server/src/modules/CreditNotes/commands/CommandCreditNoteDTOTransform.service.ts
index 967d10f79..7e82500fc 100644
--- a/packages/server/src/modules/CreditNotes/commands/CommandCreditNoteDTOTransform.service.ts
+++ b/packages/server/src/modules/CreditNotes/commands/CommandCreditNoteDTOTransform.service.ts
@@ -10,6 +10,7 @@ import { BranchTransactionDTOTransformer } from '@/modules/Branches/integrations
 import { WarehouseTransactionDTOTransform } from '@/modules/Warehouses/Integrations/WarehouseTransactionDTOTransform';
 import { BrandingTemplateDTOTransformer } from '../../PdfTemplate/BrandingTemplateDTOTransformer';
 import { assocItemEntriesDefaultIndex } from '@/utils/associate-item-entries-index';
+import { formatDateFields } from '@/utils/format-date-fields';
 import { CreditNoteAutoIncrementService } from './CreditNoteAutoIncrement.service';
 import { CreditNote } from '../models/CreditNote';
 import {
@@ -33,7 +34,7 @@ export class CommandCreditNoteDTOTransform {
     private readonly warehouseDTOTransform: WarehouseTransactionDTOTransform,
     private readonly brandingTemplatesTransformer: BrandingTemplateDTOTransformer,
     private readonly creditNoteAutoIncrement: CreditNoteAutoIncrementService,
-  ) {}
+  ) { }
 
   /**
    * Transforms the credit/edit DTO to model.
@@ -70,7 +71,10 @@ export class CommandCreditNoteDTOTransform {
       autoNextNumber;
 
     const initialDTO = {
-      ...omit(creditNoteDTO, ['open', 'attachments']),
+      ...formatDateFields(
+        omit(creditNoteDTO, ['open', 'attachments']),
+        ['creditNoteDate'],
+      ),
       creditNoteNumber,
       amount,
       currencyCode: customerCurrencyCode,
@@ -78,8 +82,8 @@ export class CommandCreditNoteDTOTransform {
       entries,
       ...(creditNoteDTO.open &&
         !oldCreditNote?.openedAt && {
-          openedAt: moment().toMySqlDateTime(),
-        }),
+        openedAt: moment().toMySqlDateTime(),
+      }),
       refundedAmount: 0,
       invoicesAmount: 0,
     };
diff --git a/packages/server/src/modules/Expenses/dtos/Expense.dto.ts b/packages/server/src/modules/Expenses/dtos/Expense.dto.ts
index e1f536003..1d822f2e9 100644
--- a/packages/server/src/modules/Expenses/dtos/Expense.dto.ts
+++ b/packages/server/src/modules/Expenses/dtos/Expense.dto.ts
@@ -185,5 +185,5 @@ export class CommandExpenseDto {
   attachments?: AttachmentDto[];
 }
 
-export class CreateExpenseDto extends CommandExpenseDto {}
-export class EditExpenseDto extends CommandExpenseDto {}
+export class CreateExpenseDto extends CommandExpenseDto { }
+export class EditExpenseDto extends CommandExpenseDto { }
diff --git a/packages/server/src/modules/SaleEstimates/dtos/SaleEstimate.dto.ts b/packages/server/src/modules/SaleEstimates/dtos/SaleEstimate.dto.ts
index e05f29d9b..544ca2260 100644
--- a/packages/server/src/modules/SaleEstimates/dtos/SaleEstimate.dto.ts
+++ b/packages/server/src/modules/SaleEstimates/dtos/SaleEstimate.dto.ts
@@ -21,7 +21,7 @@ enum DiscountType {
   Amount = 'amount',
 }
 
-class SaleEstimateEntryDto extends ItemEntryDto {}
+class SaleEstimateEntryDto extends ItemEntryDto { }
 
 class AttachmentDto {
   @IsString()
@@ -140,6 +140,7 @@ export class CommandSaleEstimateDto {
       },
     ],
   })
+  attachments?: AttachmentDto[];
 
   @IsOptional()
   @ToNumber()
@@ -177,5 +178,5 @@ export class CommandSaleEstimateDto {
   adjustment?: number;
 }
 
-export class CreateSaleEstimateDto extends CommandSaleEstimateDto {}
-export class EditSaleEstimateDto extends CommandSaleEstimateDto {}
+export class CreateSaleEstimateDto extends CommandSaleEstimateDto { }
+export class EditSaleEstimateDto extends CommandSaleEstimateDto { }
diff --git a/packages/server/src/modules/TaxRates/TaxRate.controller.ts b/packages/server/src/modules/TaxRates/TaxRate.controller.ts
index b8263696d..476ac4e32 100644
--- a/packages/server/src/modules/TaxRates/TaxRate.controller.ts
+++ b/packages/server/src/modules/TaxRates/TaxRate.controller.ts
@@ -24,7 +24,7 @@ import { ApiCommonHeaders } from '@/common/decorators/ApiCommonHeaders';
 @ApiExtraModels(TaxRateResponseDto)
 @ApiCommonHeaders()
 export class TaxRatesController {
-  constructor(private readonly taxRatesApplication: TaxRatesApplication) {}
+  constructor(private readonly taxRatesApplication: TaxRatesApplication) { }
 
   @Post()
   @ApiOperation({ summary: 'Create a new tax rate.' })
diff --git a/packages/server/src/modules/VendorCredit/commands/VendorCreditDTOTransform.service.ts b/packages/server/src/modules/VendorCredit/commands/VendorCreditDTOTransform.service.ts
index 930704b57..8c2c05016 100644
--- a/packages/server/src/modules/VendorCredit/commands/VendorCreditDTOTransform.service.ts
+++ b/packages/server/src/modules/VendorCredit/commands/VendorCreditDTOTransform.service.ts
@@ -8,6 +8,7 @@ import { BranchTransactionDTOTransformer } from '@/modules/Branches/integrations
 import { WarehouseTransactionDTOTransform } from '@/modules/Warehouses/Integrations/WarehouseTransactionDTOTransform';
 import { VendorCredit } from '../models/VendorCredit';
 import { assocItemEntriesDefaultIndex } from '@/utils/associate-item-entries-index';
+import { formatDateFields } from '@/utils/format-date-fields';
 import { VendorCreditAutoIncrementService } from './VendorCreditAutoIncrement.service';
 import { ServiceError } from '@/modules/Items/ServiceError';
 import { Injectable } from '@nestjs/common';
@@ -30,7 +31,7 @@ export class VendorCreditDTOTransformService {
     private branchDTOTransform: BranchTransactionDTOTransformer,
     private warehouseDTOTransform: WarehouseTransactionDTOTransform,
     private vendorCreditAutoIncrement: VendorCreditAutoIncrementService,
-  ) {}
+  ) { }
 
   /**
    * Transforms the credit/edit vendor credit DTO to model.
@@ -70,7 +71,10 @@ export class VendorCreditDTOTransformService {
       autoNextNumber;
 
     const initialDTO = {
-      ...omit(vendorCreditDTO, ['open', 'attachments']),
+      ...formatDateFields(
+        omit(vendorCreditDTO, ['open', 'attachments']),
+        ['vendorCreditDate'],
+      ),
       amount,
       currencyCode: vendorCurrencyCode,
       exchangeRate: vendorCreditDTO.exchangeRate || 1,
@@ -78,8 +82,8 @@ export class VendorCreditDTOTransformService {
       entries,
       ...(vendorCreditDTO.open &&
         !oldVendorCredit?.openedAt && {
-          openedAt: moment().toMySqlDateTime(),
-        }),
+        openedAt: moment().toMySqlDateTime(),
+      }),
     };
     return composeAsync(
       this.branchDTOTransform.transformDTO<VendorCredit>,
diff --git a/packages/webapp/src/containers/Projects/hooks/projectTimeEntry.tsx b/packages/webapp/src/containers/Projects/hooks/projectTimeEntry.tsx
index d864093d7..5a510d8a8 100644
--- a/packages/webapp/src/containers/Projects/hooks/projectTimeEntry.tsx
+++ b/packages/webapp/src/containers/Projects/hooks/projectTimeEntry.tsx
@@ -43,7 +43,7 @@ export function useEditProjectTimeEntry(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`projects/times/${id}`, values),
+    ([id, values]) => apiRequest.put(`projects/times/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Invalidate specific project time entry.
diff --git a/packages/webapp/src/containers/Projects/hooks/projects.ts b/packages/webapp/src/containers/Projects/hooks/projects.ts
index b256ed7b8..2ec8b9970 100644
--- a/packages/webapp/src/containers/Projects/hooks/projects.ts
+++ b/packages/webapp/src/containers/Projects/hooks/projects.ts
@@ -39,7 +39,7 @@ export function useEditProject(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`/projects/${id}`, values),
+    ([id, values]) => apiRequest.put(`/projects/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Invalidate specific project.
diff --git a/packages/webapp/src/containers/Projects/hooks/projectsTask.tsx b/packages/webapp/src/containers/Projects/hooks/projectsTask.tsx
index b5f6316f4..fcf4c2b57 100644
--- a/packages/webapp/src/containers/Projects/hooks/projectsTask.tsx
+++ b/packages/webapp/src/containers/Projects/hooks/projectsTask.tsx
@@ -41,7 +41,7 @@ export function useEditProjectTask(props) {
   const queryClient = useQueryClient();
   const apiRequest = useApiRequest();
 
-  return useMutation(([id, values]) => apiRequest.post(`tasks/${id}`, values), {
+  return useMutation(([id, values]) => apiRequest.put(`tasks/${id}`, values), {
     onSuccess: (res, [id, values]) => {
       // Common invalidate queries.
       commonInvalidateQueries(queryClient);
diff --git a/packages/webapp/src/hooks/query/accounts.tsx b/packages/webapp/src/hooks/query/accounts.tsx
index 544062bce..21172f3ca 100644
--- a/packages/webapp/src/hooks/query/accounts.tsx
+++ b/packages/webapp/src/hooks/query/accounts.tsx
@@ -91,7 +91,7 @@ export function useEditAccount(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`accounts/${id}`, values),
+    ([id, values]) => apiRequest.put(`accounts/${id}`, values),
     {
       onSuccess: () => {
         // Common invalidate queries.
diff --git a/packages/webapp/src/hooks/query/bills.tsx b/packages/webapp/src/hooks/query/bills.tsx
index 20a852904..b155270f0 100644
--- a/packages/webapp/src/hooks/query/bills.tsx
+++ b/packages/webapp/src/hooks/query/bills.tsx
@@ -69,7 +69,7 @@ export function useEditBill(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`bills/${id}`, values),
+    ([id, values]) => apiRequest.put(`bills/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Common invalidate queries.
diff --git a/packages/webapp/src/hooks/query/creditNote.tsx b/packages/webapp/src/hooks/query/creditNote.tsx
index 19fa99c06..5ab42f1b8 100644
--- a/packages/webapp/src/hooks/query/creditNote.tsx
+++ b/packages/webapp/src/hooks/query/creditNote.tsx
@@ -78,7 +78,7 @@ export function useEditCreditNote(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`credit-notes/${id}`, values),
+    ([id, values]) => apiRequest.put(`credit-notes/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Common invalidate queries.
diff --git a/packages/webapp/src/hooks/query/estimates.tsx b/packages/webapp/src/hooks/query/estimates.tsx
index 5102a8dcd..e9095e7fc 100644
--- a/packages/webapp/src/hooks/query/estimates.tsx
+++ b/packages/webapp/src/hooks/query/estimates.tsx
@@ -47,7 +47,7 @@ export function useEditEstimate(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`sale-estimates/${id}`, values),
+    ([id, values]) => apiRequest.put(`sale-estimates/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Common invalidate queries.
diff --git a/packages/webapp/src/hooks/query/invoices.tsx b/packages/webapp/src/hooks/query/invoices.tsx
index cbb465fa3..de460a09f 100644
--- a/packages/webapp/src/hooks/query/invoices.tsx
+++ b/packages/webapp/src/hooks/query/invoices.tsx
@@ -85,7 +85,7 @@ export function useEditInvoice(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`sale-invoices/${id}`, values),
+    ([id, values]) => apiRequest.put(`sale-invoices/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Invalidate specific sale invoice.
diff --git a/packages/webapp/src/hooks/query/paymentMades.tsx b/packages/webapp/src/hooks/query/paymentMades.tsx
index 1e568df76..9f17a4a05 100644
--- a/packages/webapp/src/hooks/query/paymentMades.tsx
+++ b/packages/webapp/src/hooks/query/paymentMades.tsx
@@ -86,7 +86,7 @@ export function useEditPaymentMade(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`bill-payments/${id}`, values),
+    ([id, values]) => apiRequest.put(`bill-payments/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Common invalidation queries.
diff --git a/packages/webapp/src/hooks/query/paymentReceives.tsx b/packages/webapp/src/hooks/query/paymentReceives.tsx
index a36295189..3bc316c4c 100644
--- a/packages/webapp/src/hooks/query/paymentReceives.tsx
+++ b/packages/webapp/src/hooks/query/paymentReceives.tsx
@@ -111,7 +111,7 @@ export function useEditPaymentReceive(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`payments-received/${id}`, values),
+    ([id, values]) => apiRequest.put(`payments-received/${id}`, values),
     {
       onSuccess: (data, [id, values]) => {
         // Invalidate specific payment receive.
diff --git a/packages/webapp/src/hooks/query/receipts.tsx b/packages/webapp/src/hooks/query/receipts.tsx
index 53d13ead9..7781b12ec 100644
--- a/packages/webapp/src/hooks/query/receipts.tsx
+++ b/packages/webapp/src/hooks/query/receipts.tsx
@@ -71,7 +71,7 @@ export function useEditReceipt(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`sale-receipts/${id}`, values),
+    ([id, values]) => apiRequest.put(`sale-receipts/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Invalidate specific receipt.
diff --git a/packages/webapp/src/hooks/query/roles.tsx b/packages/webapp/src/hooks/query/roles.tsx
index 164d7adcd..07573ffc6 100644
--- a/packages/webapp/src/hooks/query/roles.tsx
+++ b/packages/webapp/src/hooks/query/roles.tsx
@@ -18,7 +18,7 @@ export function useEditRolePermissionSchema(props) {
   const queryClient = useQueryClient();
   const apiRequest = useApiRequest();
 
-  return useMutation(([id, values]) => apiRequest.post(`roles/${id}`, values), {
+  return useMutation(([id, values]) => apiRequest.put(`roles/${id}`, values), {
     onSuccess: () => {
       // Common invalidate queries.
       commonInvalidateQueries(queryClient);
diff --git a/packages/webapp/src/hooks/query/taxRates.ts b/packages/webapp/src/hooks/query/taxRates.ts
index 8b4dc1f47..a026d4387 100644
--- a/packages/webapp/src/hooks/query/taxRates.ts
+++ b/packages/webapp/src/hooks/query/taxRates.ts
@@ -54,7 +54,7 @@ export function useEditTaxRate(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`tax-rates/${id}`, values),
+    ([id, values]) => apiRequest.put(`tax-rates/${id}`, values),
     {
       onSuccess: (res, id) => {
         commonInvalidateQueries(queryClient);
diff --git a/packages/webapp/src/hooks/query/users.tsx b/packages/webapp/src/hooks/query/users.tsx
index 58cc093c1..8880fd862 100644
--- a/packages/webapp/src/hooks/query/users.tsx
+++ b/packages/webapp/src/hooks/query/users.tsx
@@ -35,7 +35,7 @@ export function useEditUser(props) {
   const queryClient = useQueryClient();
   const apiRequest = useApiRequest();
 
-  return useMutation(([id, values]) => apiRequest.post(`users/${id}`, values), {
+  return useMutation(([id, values]) => apiRequest.put(`users/${id}`, values), {
     onSuccess: (res, [id, values]) => {
       queryClient.invalidateQueries([t.USER, id]);
 
diff --git a/packages/webapp/src/hooks/query/vendorCredit.tsx b/packages/webapp/src/hooks/query/vendorCredit.tsx
index fead76a26..149cdcf23 100644
--- a/packages/webapp/src/hooks/query/vendorCredit.tsx
+++ b/packages/webapp/src/hooks/query/vendorCredit.tsx
@@ -77,7 +77,7 @@ export function useEditVendorCredit(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`vendor-credits/${id}`, values),
+    ([id, values]) => apiRequest.put(`vendor-credits/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Common invalidate queries.
diff --git a/packages/webapp/src/hooks/query/warehousesTransfers.tsx b/packages/webapp/src/hooks/query/warehousesTransfers.tsx
index a2e0a84e6..103c815a6 100644
--- a/packages/webapp/src/hooks/query/warehousesTransfers.tsx
+++ b/packages/webapp/src/hooks/query/warehousesTransfers.tsx
@@ -45,7 +45,7 @@ export function useEditWarehouseTransfer(props) {
   const apiRequest = useApiRequest();
 
   return useMutation(
-    ([id, values]) => apiRequest.post(`warehouse-transfers/${id}`, values),
+    ([id, values]) => apiRequest.put(`warehouse-transfers/${id}`, values),
     {
       onSuccess: (res, [id, values]) => {
         // Invalidate specific sale invoice.