Just to add to number 4, another thing to get if you want to be self-sufficient is a clock. I don’t know a ton about the different ones. Lots of people I know have this one: DGT North American Chess Clock and Game Timer https://smile.amazon.com/dp/B00312D2OU/ref=cm_sw_r_cp_api_glt_fabc_9E40V5Y8P1R7NJZQHMF7 so that’s what I ended up with.