If you're in a union you can organize a strike.
Otherwise you quit.
I bring my own in. Some of the team rooms here have their own coffee maker (mine doesn't) or you can buy Starbucks at the cafe. I only do that when I really need a change up.
Bring my own in a thermos.
We've had this technology since at least the 50s so why does Starbucks exist?I don't. Our coffee machines grind and brew single Starbucks cups, and its pretty good. Like this:
Back when I worked at an office that didn't have free coffee (and what they sold wasn't great either), I just brewed my own at home and brought it in.
Winston Wolfe it: lots of cream, lots of sugar.