Jajah, an Internet communications provider, which has more than 20 million users to date, announced a third party service called Jajah@Call today. This service will enable Twitter users to make free calls to other Jajah@Call users on Twitter. But here's the catch, the call will only last for a maximum of 2 minutes.

YouTube is a great resource for entertaining commercials, where a large portion of them are remixes and parodies. Are parodies on YouTube potentially harmful to businesses? It really depends and it is not like the companies are able to control these user-generated videos anyway. With parodies being so popular among viewers, businesses should not be trying to control or avoid them. They should harness their power, like what some companies did in the videos below. Watch all 5 of them and I guarantee you a good laugh!

If you are keeping up with Facebook's evolution, you would notice its keen adoption of features from other social media sites. With that, Facebook has nothing to be ashamed of (not that they are). In fact, Facebook is the leader of social media partly because of its willingness to embrace ideas that are not of its own. So what's next, Facebook? Could it be one or more of the 5 possible features that we thought of?

You will probably find an increasing number of businesses putting their brand presence in social media sites. Several big brands (and also small brands) are using Twitter and Facebook to build relationships with their fan base. Conversely, there are also many businesses who are (very) skeptical about this whole idea. Are you that stubborn businessman who is unwilling to try new social media tools? If you are, you will most probably agree with the points below but look out for the counter-arguments!

"After studying the top most engaging brands on the web and going in depth to see how Starbucks and Dell did it, I have gathered some tried and tested best practices businesses can apply into their own social media efforts."

A head to head comparison between meme and Twitter but as usual, you have the final say to what you think and prefer. What's important is that you share it with the rest of us!

Facebook vs Twitter. Who wins? Twitter may be ahead in terms of followers on Twitter but not quite in number of users worldwide… Founder and CEO Mark Zuckerberg has just announced on his blog that Facebook officially reached its 300 million users milestone.