Startups cash in on Twitter with pay-per-tweet, San Francisco Chronicle
The deets on ads in tweets from Ad.ly, Building43
Your Life, With Product Placement, UrbanDaddy
From Twitter to advertising treasure, CNN
Real Time Data Start-Ups Carve Out Niches, Wall Street Journal
Ad.ly Shows Twitter How to Make Money on Twitter: Targeted Advertising, Daily Finance
With Fresh Funding and a Hollywood PR Firm, Will Ad.ly Define Twitter Advertising?, TechCrunch
How to Make $15,000 in One Month Just by Tweeting, Shoemoney
Why I May Run Ads in my Twitter Stream, Marketing Pilgrim
VC Seed Funding is Dead, Long Live VC Seed Funding!, Both Sides of the Table
Entertainment Fusion Group Secures Hollywood Influencers to Join Ad.ly, Reuters
Ad.ly – Twitter Advertising Done Right, Shoemoney
Ad.ly Brings Sponsored Tweets from Celebrities, TechCrunch