once I had a wad of tip cash in my shorts and airport security politely asked me to present all money that I have on me... guy started to laugh and share stories once explained
No problems with a few grand. Now try to bring a few Trillions of these in/out of the country... http://www.amazon.com/dp/B00WTOW71U/?tag=cancuncare-20
I thought tipping is not allowed in TTR, except for the Boobs Cruise. Please correct me if I am wrong.
It is allowed and I would highly encourage one to tip...the staff works their butts off for us. So please tip what you can as often as you can