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After the user has added friends (Task 3), he can search for “trips,” browse through his friends’ “trip” pages or mouse over a world to get information about destinations he is interested in. (Task 4)
Designs
Storyboard 1
Task 1: If the visitor already has a profile, he simply types his "username" and "password" and clicks on the "Log In" button. Otherwise, if he wants to create a profile he clicks on the
"Register" button and the following form appears:
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The user fills out this form and clicks on the "Submit" button. His profile is, then, automatically created and he is redirected to his Home Page. 
The home page includes info about the user and a picture. (Not necessarily, but assume it does for simplicity and consistency)
On the top of the page, there is a link to your friends' trips, which is the most important part of the website. When you click on the link, the most recently
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Task 3: As we mentioned earlier, if we want to add friends we click on the "Find Friends" link and we are redirected here: 
The first section, called "Friend Search," is for searching the database for already existing users that match the typed input.
The second section is used for sending invitations to people who do not have an account with the "World Insider" already. We do this via email.
Finally, we can import people who have account on Facebook and on World Insider. This takes advantage of the fact that a lot of people are already
connected through Facebook.