How to apply discounts or surcharges on invoices in BUSY?How do I troubleshoot network errors in BUSY?

To apply discounts and surcharge you need to follow below steps:
Step 1: If you want to apply item wise discount you can follow below steps:
Step a: Go to Administration then Click on Configuration
Step b: Then click on Voucher series configuration
Step c: Then click on voucher type and select series and click on voucher configuration
Step d: Enable item-wise discount option as Y and specify the discount structure as Simple Discount, % of price or amount and then save the configuration
Step e: Then you have to create sales invoice and when you enter item quantity and unit details item wise discount window will appear.
Step f: There you have to enter the item wise price and discount manually and price will automatically calculated.
Step 2: If you want to apply voucher wise discount so have to mention discount bill sundry in Bill Sundry Column respectively.
Step 3: For surcharge you can apply default surcharge bill sundry or you can create by pressing F3 at bill sundry column and apply in invoice.
To troubleshoot network errors in BUSY, you can try the following steps:
Step 1: Check your internet connection and ensure it is stable.
Step 2: Disable any VPN or proxy settings that may be interfering with the network connection.
Step 3: Exclude BUSY from your antivirus or disable it for sometime and check connectivity.
Step 4: Allow BUSY program from firewall properties to get access to internet.
Step 5: Further you have to concern to your IT or networking person.