The Pomodoro practice to be able to work in short/deep sprints.
Scheduling blocks of time on my calendar for work that requires focus.
Scheduling meeting free days (Monday’s at the moment) to be able to work without distraction.
Turning off all notifications everywhere. This has been huge.
Getting off social media and news apps (which reward distracted behaviors) and opting instead for reading books and talking 1:1 with people (which reward focus and distraction free behaviors).