Hi Ahoy58,
Thanks for reaching out to us in the Community! When it comes to managing your books, QuickBooks is the go-to program that enables you to manage your work with peace of mind. I'll be happy to share more info so you're on the right track with your work.
In order to accurately record your transactions, I highly recommend consulting an accounting professional for expert advice. This ensures your books remain accurate while you continue to manage your work with peace of mind. You can also get in touch with a professional using this link here. Other accounting professionals are able to see this post in the Community and this will allow them to chime in. Otherwise, here's a helpful article that provides more info on: Record a customer refund or supplier refund in QuickBooks Online.
Let me know if this info helps. Otherwise, you're more than welcome to ask other questions in the comments below.