"I wouldn't be very happy if I were expected to contribute to travel or lodging while "co-working on vacation" - or if the trip used up any vacation time." Thi

"I wouldn't be very happy if I were expected to contribute to travel or lodging while "co-working on vacation" - or if the trip used up any vacation time." This is the kicker. It sounds like an absolutely fantastic opportunity...so long as you still get your normal vacation days to take as you want. If this is meant to replace vacation time though then it's simply another contribution in the race to the work/life balance bottom.