Are you fed up of posting an article on your blog and feeding them again in your social networks one by one? That makes you really irritated and wastes a lot of your time. Let me tell you that you don't require work so hard posting them again and again in your favourite networking sites like Twitter or Facebook. There are several websites who auto feed your blog updates automatically in those sites. A few are mentioned below.
Twitterfeed: Twitterfeed is one of the websites who post your blog feeds in twitter and facebook. You just need to sign up and connect your twitter and facebook id with Twitterfeed and you are done then. Just post your article in your blog and relax.
Dlvr: Dlvr is another website which automatically posts blog updates to Twitter and FB. The process is the same. Post your blog feed url and connect with all your favourite sites.
Feedburner: It is another page who posts your blog feeds to twitter. If your blog is new then you can also burn your blog feed in Feedburner. Just go to feedburner.com and login with your google account. Enter your blog address in the dashboard and they will burn your blog feed. After the process is over, click on the Publicize tab above the page and then click on Socialize on the left sidebar. Enter your Twitter id and choose your options. Save the page and you are done.
There are a lots more similar blog feed updating pages, but the above 3 I found the best as I utilized them all. So go ahead , sign up in one of these sites, update your blog and relax.