What is #TBDZA? Most of us who spend any amount of time on Twitter would have seen this by now. It is the hashtag used on Twitter to generate awareness about one of South Africa’s most successful Twitter campaigns, the Twitter Blanket Drive, a project started in May 2010 by Melanie Minnaar. She posted a tweet rallying the support of friends, family and followers to help collect blankets and clothing for the less fortunate heading into the colder winter. In the first year, 700 blankets were collected and distributed to the needy and charity organisations. In 2011 a record number 2700 were brought in. Already, the buzz for this year’s event is building and even more blankets are expected. Every year the