Add spaces: Whataninnovativepost!

Answer: What an innovative post!

Add spaces: Onceyourtimeisup,themovieisnolongeravailable.

Answer: Once your time is up, the movie is no longer available.

Add spaces: Theythinkaboutitconstantlyandbecomecompulsiveabouteatingrituals.

Answer:
They think about it constantly and become compulsive about eating rituals.