How do I link my BUSY account with the portal?

In BUSY, you can download the GST returns for reconciliation purposes and direct upload GSTR1 on the portal. To link your company with portal follow these steps:
Step 1: Open the Administration menu and select Configuration.
Step 2: Choose Features / Options and then GST / VAT. 
Step 3: Enter your GST portal username in the GST Portal User Name field and save it.
Further, you can generate automatic E way bill & E invoice from BUSY which will directly upload to their portal. To do this you need to follow these steps:
Step 1: Visit E way Bill Portal and login it with your credentials.
Step 2: Click on Registration and then click on For GSP.
Step 3: Authenticate this with OTP and click on Add New.
Step 4: Select the GSP Name either Webtel Electrosoft Private Limited or Pinnacle Finserv Advisory Private Limited.
Step 5: Create Username and Password and click on Add.
Step 6: Now, Open your company in BUSY, then go to Administration and click on configuration.
Step 7: Select Features / Options and click on GST / VAT, here you will see a option called E way Bill & E invoice Required.
Step 8: Set Y to turn it on and mention your place and pincode.
Step 9: Then enter GSP user id and password in GSP Configuration tab and save.