Per-diem (day-rate) usually refers to what someone's pay rate is based on,i.e. per the day, job, etc. Many nurese work per-diem where they have no set hours but are paid an hourly rate as the are sent on temporary assignments-such as home health nurses.
I bet you already are using some of these lifesaving tools. Buffer, HootSuite, Social Sprout, Sendible, Bitly, and SocialOomph are just some of the powerful tools that can help manage your social media networks. The problem is a lot of those awesome tools charge money.
Social media essentially is a category of online media where people are talking, participating, sharing, networking, and bookmarking online.. There is a wide variety of social media, ranging from social sharing sites such as YouTube and Flickr through social networks such as LinkedIn and Facebook. In my opinion, social media has shot to the forefront of people's attention because it's fun.