At $PREVIOUS_JOB we in the development organization would routinely get pinged by people in the sales org with those "Hey, I need information on X so I can clos

At $PREVIOUS_JOB we in the development organization would routinely get pinged by people in the sales org with those "Hey, I need information on X so I can close this deal!", usually near the end of day, often on Friday, and always needed it RIGHT NOW. I started by countering, "Since I'm going to be working late on your project, what % of your commission are you offering?"