 These groups were then used to plan offline events, ranging from casual "meet ups" to large fundraising events, with those who signed up for fundraising events via My.BarackObama.com having the option of fulfilling their fundraising promise in advance through online payment.More than 100,000 individual donors contributed to the $25 million raised by the Obama for America campaign in the first quarter of 2007; over $6 million of that amount was raised through on-line channels.The Obama primary campaign has received publicity from the introduction of several high-profile music videos concerning the senator.