127+ of Best Free and Paid Book Promotion Sites and Submission Tools
FullCalendar Event Promotion – Send your event listing to papers, websites, radio stations, & email lists
Online Video Contests – #1 most updated video contest site on the web!

I have a client who will be running an online video contest, so this site will be a good place to promote it.

Profiles I’d like to see on oDesk – oDesk Insider

Specific examples of good (but missing) freelancer adverts. General application of these particular ideas could help a lot of freelancers.

Google AdWords: Traffic Estimator

This is a good way to determine relative popularity of keywords.

How To Identify & Target The Right Niche Social Media Sites

Good basic info that I imagine I’ll pass on to clients.

Spontent Jetsubmitter

I’m testing out this article-submitting service.

Easy Money Systems

Nevermind the hype-y title. This is a good resource for ideas on article marketing.

99 Ways to Promote Your Blog for Free << Vandelay Website Design

This is a great list, and I should be doing more of the items on it!

31 Days to Building a Better Blog

I’ve been meaning to do these things…