How do I properly set up MRP pricing on purchase vouchers so that sales vouchers will correctly use the latest MRP price?

To use the MRP wise details feature in BUSY, follow the below steps:
1.To enable MRP wise details feature:
Step 1: Go to administration then click on configuration menu
Step 2: Choose the features and option then select inventory tab
Step 3: Enable the MRP wise details then Click on configure tab and tick on Maintain Sales price along with MRP and save the configuration.
2.To enable MRP feature in item master:
Step 1: Go to administration then click on master menu
Step 2: Choose the item option then select modify tab
Step 3: Specify Y to enable the MRP wise details feature and save the master.
3.To post entry with MRP wise details:
Step 1: Go to transaction section then click on purchase voucher type
Step 2: Select the add option then specify the header part of invoice.
Step 3: At body part, after entry the item details, MRP wise details window will appear where you need to specify the MRP and sales price.
Step 4: Save the invoice after create with required details.
4.To adjust the MRP wise details at sales invoice.
Step 1: Go to transaction section then click on purchase voucher type
Step 2: Select the add option then specify the header part of invoice.
Step 3: At body part, after entry the item details, MRP wise details window will appear where you can adjust the MRP and sales price.
Step 4: Save the invoice after create with required details.