Get subscriptions to the Envoy Magazine for free, through their banner program! All you have to do is to host a banner on your website or ‘blog for the duration of the subscription.
For more information, see this post on Sonitus Sanctus. You can find the codes for the banners here, insert it into your website or ‘blog, then contact johnmallon [at] mac.com (replace ‘[at]’ with ‘@’) to validate it. Easy!
Envoy is a great Catholic apologetics magazine – very informative, and maddenningly funny (in a good way)! It has my highest recommendations.