By creating accounts in profile creating websites most these are social media sites one can get easy backlinks. Although most of these are no follow but are important as most of these sites are authoritative and millions are users use these sites for networking purpose.
It will take hardly less than an hour to create your account in all these websites. For saving time you should open notepad in computer and have basic required details like First name, last name, Email id, user id, Password.
Free high PR profile creating websites list
Will add more websites if I found useful. If you think I missed any useful free profile creating site please let me know in comment section.