Enter the dollar amounts and press Enter.
Post P/O Variances now appears in bold in the Parameter Editor window. Click 
to save your changes or when you exit the Parameters screens, you are prompted to save your changes.
Accounts Payable Post P/O Variances Parameters
From the Parameter Editor window, double-click Accounts Payable.
Click Post P/O Variances.
Use the text boxes to enter dollar amounts for posting variances.
Variance Dollar Amount
Variance Percentage Amount
Enter the dollar amounts and press Enter.
Post P/O Variances now appears in bold in the Parameter Editor window. Click to save your changes or when you exit the Parameters screens, you are prompted to save your changes.