The 140 characters were from standard SMS text messages since, back then, tweets were sent and received as text messages (Hunt Why is Twitter Limited to 140 Characters?). Although Facebook and Twitter have many differences, they also have common characteristics. They are both common social media sites used daily by people all over the planet. They are both sources where people can express their feelings, post photos, and share adventures with friends and family. Facebook and Twitter both have privacy settings where you can choose your friends/followers and you have the option to choose how much information you want to show to everyone on the social media site (Guberti Three things all social networks have in