Join It makes it simple for organizations to sell and track memberships by integrating popular services like Slack, MailChimp, SurveyMonkey, and Eventbrite. Additionally, Join It makes it easy to automate the administrative tasks that go into running a membership organization (like recurring billing, membership invitations, expirations, etc.). Users who purchase the Pro package can connect Slack to setup real-time notifications in a Slack channel of your choice when new Members join your Organization.