spree/spree-guides — pull request #64 by zozi (2012-09-28 22:56:26+00:00)
Title: Update link to point to the correct blog post

The link to a "useful blog post on product optioning" actually points to http://blog.endpoint.com/2010/01/rails-ecommerce-spree-hooks-comments.html -- it looks like this is the correct blog post.