US

Divestment from Israel, and Boycotting --

"I am a black South African, and if I were to change the names, a description of what is happening in the Gaza Strip and the West Bank could describe events in South Africa."
~Archbishop Desmond Tutu

Global Exchange has tons of info on what we can do, and a list of US Companies that operate there.

Money talks -- loudly. If we can't affect our government funding them, we can stop our own funding of it.

Buy This Book. Buy In Bulk

We don't have a Scaife on the left, who props up otherwise unsaleable authors of fascist poop with bulk orders to get them on "best-seller" lists. The alternative would be that we all become little promoters, not just by buying books for ourselves but by getting a couple (dozen if practicable) extra copies and spreading them around to folks who otherwise might not see them. Here's my nominee for the first test project: The Constitution (Translated For Kids).