So you can't post links now, I didn't know that.
Get the best chess tactics book for free
3003 puzzles in all, one of the largest, if not the largest.
Clear explanations and variations.
Just follow the link, copy and paste into your browser.
Look for more freebies on Amazon.
I often offer free downloads, currently you can download chess books on Magnus Carlsen and King's Indian Defence Tactics.
Here you can get the best chess tactics book for free:
https://www.amazon.com/Neverending-Tactics-3003-Positions-Perfection-ebook/dp/B07GQ8KH9F/ref=rvi_d_sccl_6/143-0335824-4808362?pd_rd_w=886xg&content-id=amzn1.sym.f5690a4d-f2bb-45d9-9d1b-736fee412437&pf_rd_p=f5690a4d-f2bb-45d9-9d1b-736fee412437&pf_rd_r=69E2KV46QXN06X7NDY02&pd_rd_wg=MI0hW&pd_rd_r=f2e569a9-9af9-4ba3-99aa-fecf299a6572&pd_rd_i=B07GQ8KH9F&psc=1
Only in the next 5 days.