cloth diapering

Megan • Mother & wife :D !
So I'm wanting to do cloth diapering & im choosing the all in one cloth diaper . This is my second child & I feel like this is going to save us a ton of money ! I am going to be buying the Alva baby brand .. && would like to know other moms who do this , && what kind of detergent to use I have a HE washer ? Any helpful comments to get me started , in due october2017