Integrate several application into one

From: Alan (NOSPAMalan_pltse_at_yahoo.com.au)
Date: 04/29/04 

Date: Thu, 29 Apr 2004 09:37:40 +1000

I have serval applications which contains forms.

Can I develope a main application that can calls these other applications
within it ?
For example, I got a TMainMenu in which the menu item calls individual
application ? Do I need to save the individual application as DLL ?