On top of already being able to add as many free backlinks as you want throughout your Tweets as well as having a profile backlink Twitter offers even more opportunity to create and utilize backlinks through all of the third party tools and platforms that have been built around the service. You can now send /display full articles, video, multi-messages, combined social media notes among other concepts that all include a variety of ways to build backlinks using Twitter. One example of this type of technique would be to write an article, press release, guide etc. Release on a site like TwtLonger. Now you have a backlink on Twitter and TwtLonger as well as hopefully useful content to share with your customers / clients.