+ It's OK to add chlorine at PM daily -- so long as you are only swimming with family. When you start swimming with non-family, you want to be sure that there's enough chlorine to prevent them from sharing something with you, other than friendship.

+ Hang the CYA sock in front of the pool return, where water re-enters the pool, for faster dissolving.

+ Read the Best Guess page (link in my signature) to understand appropriate chlorine levels.

+ Read the Super Simple recipe page, for another approach to Intex pool care, and for some additional info.