A few weeks ago, most of my emails to Outlook, Hotmail and Microsoft 365 accounts were landing in spam. After around 30 days of testing the mailbox setup, sending volume, warm-up process and email copy, I started getting much better inbox placement across Microsoft accounts. The biggest lesson was that normal sequencer warm-up alone is not enough. Proper authentication, controlled volume, clean leads and human-written emails all need to work together. I documented exactly what I changed, including the Outlook testing network I built and what helped improve placement: 👉 Full breakdown: https://app.notion.com/p/How-I-Improved-My-Outlook-Inbox-Placement-in-30-Day-3a81a2d3c58280d1bdb9e2e077d931d7