I got a free 3 month certificate from Comodo and then I used a promotional offer from RapidSSL for Comodo customers to get a free 1 year cert (in addition to 3

I got a free 3 month certificate from Comodo and then I used a promotional offer from RapidSSL for Comodo customers to get a free 1 year cert (in addition to 3 months). Result: free 15 month certificate.