This letter sells you to a prospective employer by emphasizing your batch of new ideas for his business.
1234, Main Street
Boston, MA 02123
04 April, 2005
<Recipient Address Goes Here>
There's nothing new under the sun, so the saying goes. Well, I don't know about that. I've got plenty of new ideas for the <your industry> business, and I'd love to share them with you and <company name> as a part of your team.
I've spent my career thinking of new ways to make <tasks in your industry> easier and more profitable. <description>.
I would like to make my many groundbreaking ideas available to <company name> on a regular basis. I don't know if you're currently hiring <your field>, but I would be happy to talk with you and send you some information about me so that when an opening does appear, I'll be in the running. Please give me a call at your earliest convenience at <phone number>.
I look forward to hearing from you. Take care.
encl: <List of enclosed items goes here>