Here is a simple draft letter you can use to request a link from another webmaster…

Hi (webmaster’s name),

My name is (your name) and I work with (website’s name) to help spread the word about their great (free products/services/content, etc.).

I was hoping you’d consider mentioning us to your users or linking to us on your (provide the webmaster with the specific page you’d like to see your link shown on, include the section, if necessary - be specific).

Please find a brief overview of what we offer visitors below.

If you have any questions, feel free to contact me via e-mail or with a quick call. I am a real person and will reply quickly.

Thanks again for your time & consideration.

(Your name)
(website URL)
(e-mail address & phone number)
__________________________________________

Brief run-down on what the site’s about and the value it offers.