I typically find that getting started is most of the battle. Pick one task and just start it, then you'll be in the flow. Avoid the temptation to check email/

I typically find that getting started is most of the battle. Pick one task and just start it, then you'll be in the flow. Avoid the temptation to check email/etc, and disable notifications/etc as these will break your flow. Furthermore, give a helping hand to future-you. I actually find that it's better to not-quite finish one task before you leave for the day, so that you have an easy onramp to start tomorrow.