Toilet cleaning put somebody through the mill? Any ideas (besides cleaning it everyday or replacing it adjectives together) on...

Any ideas (besides cleaning it everyday or replacing it adjectives together) on how to keep mold from growing around the sea line surrounded by our toilet?
Answers:    I had this problem contained by an apartment I rented once. You could try one of those discs that you put in the put a bet on tank, brand sure it has chlorine surrounded by it.
I clean my toilet once a week and never own this problem.