How do I apply cash discounts to sales invoices in BUSY? The cash discount field keeps resetting to zero.

You can apply cash discount at item level and discount at voucher level
 To apply cash discount at item level follow these steps:
 Step 1: Go to administration menu
 Step 2: Then click on configuration option
 Step 3: Then click on features and option button
 Step 4: Then click on inventory tab
 Step 5: Then select item-wise discount type as simple or compound as per requirement
 Step 6: Then go to to administration menu 
 Step 7: Then go to configuration option
 Step 8: Then click on voucher series configuration
 Step 9: Then select the invoice for which you want to enable item wise discount
 Step 10: Then press enter and then select the series 
 Step 11: Then click on voucher configuration option
 Step 12: Then specify the discount structure and save the window 
 Step 13: Then go to transaction tab and create a invoice
 Step 14: While creating invoice and after entering on item a window will appear to apply the discount
 To apply cash discount at voucher level:
 Step 1: Go to administration menu
 Step 2: Then click on masters option
 Step 3: Then click on bill sundry
 Step 4: Then click on add option then create a bill sundry specify name as discount 
 Step 5: Then select bill sundry type as subtractive and bill sundry nature as discount you can tag a account of cash discount ledger in this bill sundry to effect the ledger
 Step 6: Then specify the amount of bill sundry as percentage,per main quantity and absolute amount etc accoording to your requirements
 Step 7: Then go transactions tab then create a invoice and you can select bill sundry as discount and you can apply the discount accordingly
 
 
 
 
 
 
 
 
 
 
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