Systeme io Questions and Answers (FAQ)
Yes, you can import huge email contacts to your Systeme io account. The Systeme io team will contact you to understand the origin of the contacts, i.e., how you build them. You are good to go as long as it is legitimate and not acquired in a suspicious way or unidentified list-building method. Just answer the questions sent by the Systeme team.
Always keep in mind that the verification is to maintain the reputation of the Systeme io platform.