Hello W.S. Did you see my answer about which books would be good for you?
Tactics Training

You're welcome William. I am revamping the Video Lessons club, it's going to be easier to find things and get help.

William, did you see this? Between Christmas and New Year's I won $3,550!
http://www.lasvegaschesscenter.com/north-american-open-by-bill-richards/
Remember Aleksander Mekhanik? He won $5,000!
http://chessevents.com/2019/12/north-american-open-2019-standings-under-1500-section/
My section: http://chessevents.com/2019/12/north-american-open-2019-standings-under-2100-section/
Please join this club, Tactics Training https://www.chess.com/club/tactics-training-1 This a club where members can share puzzles, can train with puzzles, there are tournaments, daily matches and vote chess matches and you will be rewarded with a trophy. There is even a currency system! It uses game points. There are weekly giveaways of 15 game points.