I want to automate generation of E-Invoices. What configuration settings do I need to change?

Please follow the below steps to configure automatic E-invoicing in BUSY.
 Step 1: Go to Administration and then Configuration
 Step 2: Select Features and Options
 Step 3: Choose the GST/VAT Configuration tab
 Step 4: Enable E invoice required feature 
 Step 5: Then click on configuration tab and then mention From place and pin code of company.
 Step 6: Login the E way bill portal by using your E way bill credentials
 Step 7: Go to registration then click on For GSP
 Step 8: Afterward, you will receive an OTP from the E-way bill portal on your registered email ID and mobile number.
 Step 9: Click on Add button then select the GSP server named Webtel electrosoft pvt. Ltd. and Create the GSP credentials.
 Step 10: Now create one more GSP Credentials with GSP server named pinnacle finserv advisors private limited.
 Step 11: Mention Both GSP server username and password in GST/VAT under E invoice configuration.
 Step 12: Validate the both GSP Credentials and save the configuration.
 Step 13: Now go to administration then configurtion
 Step 14: Click on voucher series configuration and select the voucher type 
 Step 15: Select the voucher series and then click on the Voucher Configuration tab that appears on the right side..
 Step 16: Select Y for Generate E-invoice after saving .