The NT resource kit is a book w/CD you can find at most book stores.
It has several great utilities and is a good buy IMHO

>Hi,
>
>Thank a lot for your advise.
However, just like to know must I buy
>the NT resource kit ? or is it a separate product or come with NT server
>or option pack CD ? I can't find it in all those CD.
>
>In addition, is it reliable to use it or get another third party
>library to implement my program as a NT service.
>Thank you.
>
>>The NT resource kit contains a utility that can run any EXE as a
>>service. Since your using VFP5, make sure there are no modal forms
>>or dialog boxes that can appear in your app. If there is nobody logged
>>in, it will appear the program hung, when it's actually just waiting at a
>>dialog box. VFP6 has a setting that turns off all user interfaces to prevent
>>this.
>>
>>The utility is call INSTSRV (install service)
>>
>>
>>>Hi,
>>>
>>>My customer requested that they want my current application to be
>>>run as a service under WinNT4 environment.
>>>
>>>My current application is written using VFP5a. Please advise me
>>>on how to go about converting my application into a WinNT services.
>>>In addition, any help or advise or example to do that is very much appreciated.
>>>
>>>Thank you.