The easiest way to learn about how the site handles your information is to read the privacy policy and the terms of use. You might want to keep in mind, when you are using this site – you are posting to the internet, meaning it will get indexed by search engines, your mom might read it, etc. To use the site all you need is a user name and email – and you can get any number of free email accounts if you are concerned about that – though 43 Things won’t send you spam. Lastly – if you don’t want to use the site – you don’t have to – and it is easy to close your account