Linked In It could be argued that Linked In is the most useful social network around, especially for job networking. In fact, Linked In specifically suggests that if you have multiple accounts, you should close all but one to consolidate.
To close an account, log in via a desktop browser and click the thumbnail pic in the upper right to access Account: Settings & Privacy. Look for a link called "Closing your Linked In Account" under Subscriptions.
If you forge ahead through your veil of tears, Facebook will ask you to specify why you're leaving, then opt-out of future emails, agree to delete any apps or pages you've developed, and hit confirm. Facebook will leave you alone, but there's the option to reactivate.
To fully delete an account, go to the Delete My Account page. After 30 days—the grace period for you to return—the account and data is deleted. Note that Vine, the hobbled six-second video-sharing service owned by Twitter, is also matched to your Twitter account, so deleting Twitter deletes your Vine.
You're going to have to prove you're not a robot with a Captcha and then re-enter your password on the next page.
Hiding has granular options like deleting comments you've made. Click Delete your Google profile and sign in to do just that.
For a few sites, if you stop paying for the service, the site cuts ties fairly quickly. Even after you follow all the required steps, some sites never quite leave you alone, with vestiges of your relationship around forever.
No matter what you call it—deleting, canceling, removing—when you want to be rid of an online account, many sites don't make it easy.
If you're looking for a site that's not on our list, check out Account and Just
Each serves the same purpose—to let you know which sites and services make it easy to leave, which make it difficult, and which make it damn-near impossible.