To share your google sheet, you need to have at leas one team member in your team.
Note: here you share ability to save data to your google sheet with Seller Assistant extension. Your team member will not have access to goole sheet.
Sharing Connected Google Sheet
Go to Google Sheets https://app.sellerassistant.app/integrations/google-sheets
Click on the icon next to the gear of the sheet you going to share.
Check users you want to give ability to save data to your Google Sheet.