The first in a four part series on how to pick the BEST KiwiSaver fund. With close to 200 KiwiSaver funds to choose from, it can be quite daunting figuring out which one to go with. It doesn't help when returns from these funds have been ranging from 3%-20% p.a. over the last 5 to 7 years. But, there's always a method to things - you just need to know what that is.