I've noted my magnetic bathroom door latch in other threads. Figured I'd put it here since I've just made an enhancement. Here is the door latch:
This holds the bi-fold bathroom door closed--figured the pin needed some extra help from driving as we've had the door fly open on a few occasions. In the picture the latch is a simple magnetic drawer latch. It really didn't have a lot of pull against the heavy door--sometimes it felt like it wasn't doing anything at all.
Then I found this guy:
Extra Strong Magnetic Catch (Amazon)
Wow, just put this on..I now have to yank the door open LOL. In the closed position I no longer need the pin (They came in a 2-pack; I may figure out a way to use the other one in the open position--then I wouldn't need the pin at all).