- Open the Tobu app and navigate to your logbook.
- Select the entry you want to get signed.
- Tap on Sign Jump and hand your phone to your coach.
- Ask your coach to input their licence number and sign the entry using their finger. They can also leave any comments they wish.
- Once your coach has signed the entry, tap on Save, and you're done.
To view the signature and comments, tap Check Signature within the logbook entry.