Visual Basic 4.0 has been on the market for some time now. The response is not all positiv, and the conversion from VB 3.0 to VB 4.0 seems to be one of the biggest problems new users are facing.
This is an extract of information provided by Microsoft to those that has already bought Visual Basic 4.0. It's kinda useless when you already have it, so read it before you buy it.