How to use vBulletin 5 API - Log in and add member
the official documentation http://vb5support.com/resources/api/index.html is not clear. I want to do something like an auto login for the forum. An already logged in user to main website can automatically log in to my forum without registration. My website is in .net. Can some1 help? How to use the API? Mainly i only need the login and add member function from the API.