Delete a Buy Line
Before deleting a Buy Line, you should reassign all products associated with it to another Buy Line. Use the Report button in the Product Master screen to identify those products assigned to the Buy Line. Then change the Buy Line they are assigned to through Product Mass Change.
1.Select File > Product > Buy Line.
2.Enter the reference code for the buy line in the Buy Line field and press Tab, or use the 
to search for the correct code. This will display information pertaining to the buy line.
3.Click the Edit button in the bottom right corner, then click the Delete button. A window will pop up asking if you are sure you want to delete the buy line. Click the Yes button to delete the buy line.