In case you missed it, here are the top five posts of the week. From Foursquare’s new explore tool, to why employee use of social media is on the rise. Read more below.

- Foursquare explore is now a search tool anyone can use
- Employee use of social media is on the rise
- 5 Social media metrics you should be monitoring
- Airlines are the most socially devoted Facebook brands
- 21 Rules for effective social media marketing




