This abridged disclaimer was at the bottom of an email I recently received. The gist: You paid us to develop this information but it is ours. However, if it is wrong, it is your's.

ELECTRONIC FILE RELEASE
To whom may be concerned: As ABC cannot control the procedures used in retrieving and modifying data stored in this electronic file, you are acknowledging that ABC assumes no liability for the accuracy or completeness of the information recorded herein. The end user of the information being communicated is responsible for verifying the accuracy of the data. The electronic data contained within this electronic file shall at all times remain the sole property of ABC. These electronic files are being supplied to you for informational purposes only. Any use or reuse of the original or altered electronic media file will be at recipient's risk and full legal responsibility.