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Terms of Use

This page contains the Terms of Use for anyone who is accessing the website (hereinafter referred to as "you", "your", or "users"). By using this website, you agree to be bound by the following Terms of Use. PEI may amend the Terms of Use at any time by updating this page.

Permissible Use of website is owned and operated by PEI and is protected by copyright. You are prohibited from reproducing, distributing, retransmitting, or using in a commercial manner any of the information or materials provided on without the prior written consent of PEI. You are authorized to download a copy of information or materials provided on for personal, non-commercial home use as long as you do not remove or obscure the copyright or other proprietary notice.

Third-Party Information may provide hyperlinks to websites maintained by third parties. PEI has no control over third-party websites and does not necessarily endorse the content of linked websites.

Waiver of Warranties

The information and materials on are provided "as is" without warranty of any kind, either express or implied, to the fullest extent permitted by applicable law, including, but not limited to, the implied warranties of merchantability, fitness for a particular purpose, or non-infringement.

Information or materials on or any linked website may contain technical inaccuracies or typographical errors. PEI does not make any representations or warranties regarding the accuracy, completeness, timeliness, or appropriateness for a particular purpose of any information or materials provided on or any linked website.

PEI does not warrant or represent that or any linked website will operate error-free or that such websites or their servers are free of computer viruses or other items of a destructive nature. You assume the risk in using or any linked website.

Limitation of Liability

In no event will PEI be liable to any party for any direct, indirect, special, or other consequential damages for any use of or any linked website including, without limitation, any lost profits, business interruption, loss of programs or other data on your information handling system, or otherwise regardless of whether PEI is advised of the possibility of such damages.


You agree to defend, indemnify, and hold harmless PEI, its affiliated entities, and directors, officers, employees and agents of PEI and its affiliated entities from and against any and all liabilities and costs, including, but not limited to, reasonable attorney's fees, resulting from your use or misuse of or your breach of any of the terms of these Terms of Use.

International Use

PEI makes no representations or warranties that the information or materials on are appropriate or available for use in locations outside the United States. You assume the risk in accessing from outside the United States and are solely responsible for compliance with all applicable laws.

Governing Law

These Terms of Use shall be governed by the laws of the State of Oklahoma without regard to the conflicts of law rules thereof. Any legal action, suit, or proceeding with respect to this Agreement shall be brought exclusively in a court of competent jurisdiction in Tulsa County, Oklahoma, United States of America.


PEI reserves the right to terminate or any of its services at any time. In addition, PEI may terminate your right to access PEI or any of its services for any violation of these Terms of Use or any applicable law at any time without notice.