Do you want to be part of a successful effort to defeat the Trump agenda? Do you want to understand how great social movements of the past can guide the current fight? Do you want to know how to sustain the movement even in times of burnout, disillusionment, or apathy? Do you want to join a group—or form your own—and maximize your group’s effectiveness? Do you want to know how your group’s efforts can fit in with a larger movement for social justice? Then this guide is for you. Read it. Use it. Share it.