If your considering a OW DONE fare
RG1X the Oneworld forum on Flyertalk may also provide some useful general and specific advice too as well as on here.
It's quite a helpful place and also has a FAQ and a Newbie Lounge (Flame Free) so another thing to read up on so your able to choose the best options when it's time to book.
https://www.flyertalk.com/forum/oneworld-411/