Free Salesforce SyncApps subscription required for Marketing Lists usage.
Marketing Lists can be used to migrate, integrate and sync your Contacts, Leads and Campaign Members to Act-On Software, Constant Contact, Delivra, ExactTarget, MailChimp & VerticalResponse using SyncApps.
We show Salesforce accounts that are linked to Trailblazer.me and have the Manage Billing permission. If your account is missing, check that you connected the account to your Trailblazer.me profile. Then verify that you’ve been assigned the Manage Billing permission in the related org.