Sign in with my user name / screen name - Tripadvisor
https://www.tripadvisor.co.uk/ShowTopic-g1-i12105-k8120180-Sign_in_with_my_user_name_screen_name-Tripadvisor_Support.html
webYes, we sign in with our email and password. You can ask TA Staff to merge your two accounts. Use this link: http://www.tripadvisor.com/GeneralSupport. First drop gown, choose > Sign in & Registration. Second drop down, choose > I want to combine multiple accounts. A text box appears where you can explain.
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