BuyAndSell.gc.ca is the Government of Canada's procurement information portal. It includes information for businesses and government employees about doing business with government departments. In 2012, we undertook a project to upgrade the site to Drupal 7. The site has yet to be publicly launched.
This case study will include topics such as
Migrating content from Drupal 6 to Drupal 7
Using entities to model data
Customing Search API
Setting up a testing framework
Using base themes, Features, and distributions