Vikram's Web Archive

One good if not great solution is provide the user with a number of third party accounts he/she can login with. For example, a regular non-tech savvy user may not know that Google also provides OpenID support and even if a tech-savvy user knows about it, the URL is simply too long to remember. A good example of this usage is the login system at StackOverflow.

[From: WordPress Third Party Accounts Login Plugin | anant garg]