And occasionally some folks say they prefer the earlier, simpler versions over newer ones with more features. The challenge is, once a new release comes out, Adobe no longer officially sells the older version with one exception. So if you need Buy Adobe After Effects CS5.5 Cheap prior Buy Adobe After Effects CS5.5 Cheap, what do you do? But how about when you want to actually buy CS4 or CS5? So, do you turn to other random sources like eBay or Craigslist? So what do you do? The Solution: Here it is spelled out: Backward Licensing Policy Adobe allows program members to order a current-version license but to use a prior version. These members can contact Adobe Customer Service to request a serial number for the earlier version if they do not already have one.