My 8-step process for email management:
1. Read email.
2. Mark as unread.
3. Think about email.
4. Feel bad for ignoring email.
5. Mark email as important.
6. Contemplate taking action. Don’t.
7. Guilt and shame.
8. Repeat.
the way my adhd works is in the morning I have 45 minutes I call “the zone of possibility” and if I don’t frenetically accomplish all the day’s tasks within those 45 minutes sadly that’s a wrap on the whole day