-You wake up not knowing where you are

-You happen to recognize some of the crew members when you fly

-They know your name at the airport counters

-You have several gym memberships

-You cannot stay for more than 2 weeks at a time in one city

-Checking luggage becomes one of your main problem in life

-You get really upset when you do not get the seat of your choice

-You know which airport has the best Wi-Fi connection and power outlets for charging phone/tablet/laptop

-You fall asleep on a plane and when waking up cannot remember where you are going to

-When asked at the customs where you are coming from it takes you a few seconds to answer

-You are not sure about which floor you leave at in each city

-Your passport run out of pages in less than a year...