Upgrading to Unity Pro

Hey everyone.

(Sorry if this has been asked before but some googling didn`t turn up any results)

Currently I am developing a game using unity free (my first with Unity) and I am really impressed with Unity so far. I am planning to buy some assets from the asset store soon and I am also considering upgrading to Unity pro in the future (when version five is released)

Which brings me on to my question(s) :

• If I buy some assets now for Unity free, will I be able to use them if I...

Upgrading to Unity Pro