We provide free upgrades for registered users through all minor point releases. This means
that if you registered version 1.0 of a product, you will receive all versions from 1.0 to 1.99
Major versions, such as a jump from 2.x to 3.x, will be available to registered users at a
discounted rate. The discount will typically be about 30%.
If you have purchased a product within three months of a major upgrade (such as 2.x to 3.x),
the upgrade price will be free.