Now day people post almost anything on the internet, this website is just a site that was built to give them another option on how to post anything online. Posterous is the simple way to put anything online using email. This sit was launched in 2008 and they have been steadily growing and adding features. They built this site because they love sharing thoughts, photos, audio, and files with their friends and family, but they didn’t like how hard it was for them to do so they have to post a picture, so they decided to make a better way. When you have account with Prosterous, You can set a password on your site so only the readers you want can see it. And they don't need to create an account to see your site, just enter the password you give them. If you are someone who have a lot of the people in you group, or even like to hold group session online, Posterous is great for group sites. You can add your friends or family’s email addresses to any Posterous site you control. Then they email post@sitename.posterous.com to post to it. They don't even need to create an account.