Date: 10/31/05 (Java Web)    Keywords: google

As I continue to give out GMail invites, Google continues to replenish me. Today I opened up to send out yet another invite when I noticed I am back to 100 (invites I can give out). I wonder how their algorithm works.

Source: http://blog.taragana.com/index.php/archive/never-ending-gmail-invites/