So the project hook is the best way in your case.

>This is all good info, but all it's going to provide is how to ADD the file(s) to the project, which I know how to do...it's excluding the added file that I want to acomplish, and it needs to happen each time the project is rebuilt.
>
>>You may try to change this in code. For example,
>>
>> DO "MyPrg.PRG"
>>
>>Above will automatically include "MyPrg.PRG" file into project.
>>
>> local lcMyPrgVariable
>> m.lcMyPrgVariable = "MyPrg.PRG"
>> DO (m.lcMyPrgVariable)
>>
>> This cause not include file during project compiling.
>> I don't know about bitmaps, however. They stored in property.
>>
>> You also may try to use project hook class and control this. (I don't know however if it is possible to remove file from project after compiling from project hook object, but at least I know that project hook object can add any files before compiling.)
>>
>>
>>>Yes...but this still won't fix the problem if someone comes along after me and rebuilds the project.
>>>In VFP you can say something like EXTERNAL FILE myfile.xxx and when VFP rebuilds the project, the file is included in the application...what I want is the exact oposite of that.
>>>