Best BTC wallet? Circle? so many questions.

Hey everyone I hope im posting in the right spot here. But I see bitcoin is now a huge part of sythe sales. Anyone know where i can go on sythe to find some answers on the best way to go about this. I was also told of a site called circle which i am currently looking at. If any of you have experience in any of these topics please post them down below or pm me. I have a lot more im on a time crunch because of work but as i discover more more questions are probably going to be asked. Thank you all for your time and let me know