To set a default value for Reserve Time
1. Navigate to Customization > Scripting > Workflows > New.
2. Choose the Record Type = Event.
3. Execute as Admin = T.
4. Release Status = Released.
5. Event Based: On Create.
6. Trigger Type = All.
7. Click Save.
8. Click New State.
9. Name State > Save.
10. Click State 1 > New Action.
11. Click Set Field Value.
12. Trigger on = Entry.
13. Parameters Section, set field = Reserve Time.
14. Value Section > Static Value = T.
15. Leave the field Checked unmarked.
16. Click Save.