By Rieva Lesonsky

56529127Got a great business idea? Explain it in 124 characters or less and you could win Earn.com’s “Tweet-est Business Idea” contest.

Four finalists will be chosen by a group of 3 successful entrepreneur/angel investors based on these criteria:

Originality and Creativity Your business idea should creatively demonstrate how it will solve a problem or meet a need.

Overall “Wow” Factor – Your description should include a unique product or service that is well thought out and one-of-a-kind.

Persuasive Idea Your business idea should address a sustainable need and describe how that need will be fulfilled.

One Grand Prize winner will receive free admission to Earn.com’s August 27-28, 2010 Business Breakthrough Seminar in Las Vegas, Nevada, a one-night stay at the Red Rock Resort and Casino in Las Vegas, and a $50 dinner voucher.

One First Runner-Up winner will receive free admission to Earn.com’s August 27-28, 2010 Business Breakthrough Seminar in Las Vegas, Nevada, and a $50 dinner voucher.

Two Runner-Up winners will receive free admission to Earn.com’s August 27-28, 2010 Business Breakthrough Seminar in Las Vegas, Nevada.

The Business Breakthrough Seminar is a $1,295 value, and anyone who enters (not just the four winners) will be eligible to attend for only $100.

Visit Earn.com’s website for full details and rules. And hurry–the deadline is Friday, July 16.