>>>I use LogMeIn which lets me long into a client's computer and do stuff from the internet. It didn't happen yet but I guess that eventually some users could be reluctant to this approach.
>>>
>>>Is there a tool (XP and VISTA needed) that would let users know who did what on their computer.
>>>
>>>I need a tool that would let the user check what I did on his computer. Having such a tool would make it easier to convince reluctant usera.
>>>
>>>For example with that tool the user would be able to see that I only went on his computer and only used/updated things related to our apps and nothing else.
>>>
>>>It would be additionnal security for them.
>>
>>Doesn't LogMeIn ask the user for permission - or at least offer this option?
>
>Yes sure but as soon as I'm on the client's computer there are no restrictions. This tool that I'm looking for would prove to the client that I didn't go to places where I was not supposed to go.

William beat me to it, as my suggestion was that your account on the user's machine be very limited.

And if you let reluctant user create the account, that will probably make him happier.