Twitter has been helpful in critical conditions like Bomb Blasts, Earth Quakes,Volcanoes…etc Now you can take help of Twitter for seeking blood! My friends Thej & Vinay Raikar have developed & designed Tweet4blood, which makes it easy to announce blood request on Twitter.
Using tweet 4 blood you can tweet your blood requests to followers of @tweet4blood who are donors. Tweets are also hashtagged city wise for easy finding. You dont have to login to tweet it from here. But make sure not to spam the community. – Tweet4blood
These announcements are made through @tweet4blood on Twitter which is being followed by blood donars. Great factor about tweet4blood is you need not to be registered with Twitter for making the announcement. Just fill the request form on Tweet4Blood website & submit.