GOOD DAY FOR: Social bloodletting, as Facebook is teaming up with the nonprofit Takes All Types to facilitate and coordinate blood donation, especially when there is a regional shortage. “We were reacting to our sense that most of what was on Facebook was too academic or frivolous,” said project instigator Ben Bergman. (The New York Times, free registration)

BAD DAY FOR: The class of ‘07, as 2008 college graduates face a much healthier job market. According to the National Association of Colleges and Employers, businesses plan to hire 16 percent more ‘08 grads than ‘07 ones, to replace retiring baby boomers. Along with higher starting salaries this year, 54 percent of employers said they would also offer signing bonuses. (USA Today)