Social Network and digital footprints

1. social networking is when you use like twitter, facebook, tublr, blogger, etc. it is when you talk to friends or other people.
2. a digital footprint is when you post something and you didn't want that to be it but you post it, thinking no one will ever see it but they can pull up anything that has been said by you or someone else on the Internet.
3.social networking is affected by the digital footprints cause if your trying to get a job and you said something then that person can go online and see what you have said, like say you hated this job and they seen that then they could fire you the next day for saying that.