--- title: "User - E-Mail Opt-in" slug: "user-e-mail-opt-in" updated: 2024-03-14T06:46:59Z published: 2024-03-14T06:46:59Z canonical: "docs.mapp.com/user-e-mail-opt-in" --- > ## Documentation Index > Fetch the complete documentation index at: https://docs.mapp.com/llms.txt > Use this file to discover all available pages before exploring further. # User - E-Mail Opt-in **Shows whether a user has registered for a newsletter or not.** The following statuses are available: - Unknown: Default status. Always available if no other status is set. - Yes - No