>I'm currently working on a project that includes several forms that uniformly communicate with a smart card reader.
>
>Having a base class for them in this case eliminates large amount of code thus making the forms much cleaner and easier to work with from developer's point of view. The base class holds a bunch of common properties and methods, runs a Timer control and so on.

He is not asking a base class but
Do Form vs CreateObject()
I think, no? In both we could subclass from another class (and almost always). ie:

create form myForm from myBaseFormClass of myClasslib
(edit and save - it is a scx)
do form myForm

Cetin