$2 bills and he can t keep his eyes off of it no matter where i go with it. he is right after it cash is obviously king when it comes to tipping there are alternatives that make it a lot easier. there is obviously like apple pay and venmo where you can send money to somebody it requires you to engage that employee whether it s a flight attendant or somebody else in the service industry to get personal details that they probably don t want to give you. steve: then they have your information. correct. you don t necessarily want to do that. that s where they invented things called tip genie and another one called bravo which is made for tipping. these apps haven t really caught on yet as big as they could. but, in one case, you just need to know the employee s first name and then what it might be. say the airline name or their flight or a hotel that you are staying at and then you can zap over some tips without sharing anybody s personal details. brian: here are the top five, tip genie,