https://aux0.com/blog Referral, affiliate, and loyalty program strategy from the Aux0 team. en-us Mon, 02 Nov 2026 00:00:00 GMT https://aux0.com/blog/mail-sync-is-the-hard-part https://aux0.com/blog/mail-sync-is-the-hard-part Mon, 02 Nov 2026 00:00:00 GMT Aux0 team Gmail, Microsoft Graph and IMAP are different models wearing the same word. Here is what it costs to write against all three.