A simple guide to understanding how to effectively use Twitter hashtags in marketing and how you shouldn't!
What is a hashtag?
A Twitter hashtag is simply a keyword phrase, spelled out without spaces, with a pound sign (#) in front of it. For example, #inboundchat and #ILoveChocolate are both hashtags.
What does a hashtag do?
A Twitter hashtag ties the conversations of different users into one stream, which you can find by searching the hastag in Twitter Search or by using a third-party monitoring tool such as HootSuite.
Via Martin Gysler