SXMScubaman said: "You had a lovely lunch in a Caribbean paradise. Why worry about getting 'taken'? Relax, you didn't...but even if you did, it's vacation!! " So that makes it OK?
If the OP was unhappy, he/she is free to eat elsewhere. I just don't understand the seemingly distrustful mindset that makes people suspicious of frequently 'getting taken' by someone. Their vacations must be very stressful