Is anyone interested in mastering sales and negotiation?
I found "Never Split the Difference" by Chriss Voss (the expert negotiator) summed up in this Reddit thread here.
Negotiating is a great skill to have as it gives you leverage to tactfully ask and persuade others on why they should give you what you want.
True story: When I was about to accept my offer for Google in 2019 at $110K, I effectively negotiated a $20K bump (18% increase) simply by deploying some of these tactics (without knowing).