Before Importing contacts:
Preventing Spam Traps
Can I send to purchased lists?
Difference between the Import tool and the CRM Migration tool
How to Manipulate .CSV files
Import, Automations, Unsubscribes, Hard Bounces
Importing existing contacts again
importing Unsubscribes and Hard bounces
Importing Using FunnelBud IDs
Opening Exported FunnelBud Files
Why my import fails?