Earlier quoted context omitted.
"A dear friend and excellent negotiator told me that when he gets any kind of short-term exploding offer, the first thing he does" As someone who considers himself an excellent negotiator (and gets paid to do negotiating) [1] I'd really caution someone from employing a technique that someone else uses that you don't have experience with. Negotiating is all nuance it's not engineering or an exact science. Go try and r…
Deliberately waiting until the offer ostensibly expires seems like an advanced technique, but simply disregarding the time frame seems pretty safe. Exploding offers are incredibly weak; they're a way of slapping your negotiating floor on the table before your counterparty says a word. There's something to be said for the idea that losing a seed funding deal to term explosion is a dodged bullet, too.
Exactly. It sets the tone for how the relationship is going to develop and relationships like that you can miss like a toothache. Better to take your time and see what it is that they're afraid you'll figure out if you think about the offer a bit longer.