u/gravityfalstheorist

The code on Tom's door in pigpen reads ehikheelzj

I cant find what to do from here to continue decoding can you help.

In the book of bill, Cipher tells us we can read his book for a 'favour'. However there are bits that are covered or folded so we can't read it. What happens if bill breaks his deal? Also is that what allows us to resist him?