Favors extended become defined as rights - Saul Alinsky

The Democratic Party playbook, the old patron-client game.

But you know, that incident was interesting, because it was actually my first experience as an organizer -- I learned something else from it, too; after the cafeterias had outflanked us, a bunch of the kids I'd organized came up to me and said, "OK, Saul, what do we do next?" And when I told them I didn't have the slightest idea, they were really pissed off at me. It was then I learned the meaning of the old adage about how 'favors extended become defined as rights.'

If this little blurb interests you the rest is in Playboy's 1972 interview with Alinsky.