8. Commitments and Contingencies Commitments As of March 31, 2014 , we had entered agreements to acquire two travel center properties for a total of approximately $21,500. During July 2014, we completed one of these acquisitions for approximately $14,000, plus saleable inventory at cost. We expect to complete the other acquisition during 2014, but this purchase is subject to conditions and may not occur, may be delayed or the terms may change. Guarantees In the normal course of our business we periodically enter into agreements that contain guarantees or indemnification provisions. While we cannot estimate the maximum amount to which we may be exposed under these agreements, we do not believe that any potential guaranty or indemnification is likely to have a material adverse effect on our consolidated financial position or results of operations. We offer a warranty of our workmanship in our truck service facilities, but we believe the annual warranty expense and corresponding liability are not material to us. Environmental Matters Extensive environmental laws regulate our operations and properties. These laws may require us to investigate and clean up hazardous substances, including petroleum or natural gas products, released at our owned and leased properties. Governmental entities or third parties may hold us liable for property damage and personal injuries, and for investigation, remediation and monitoring costs incurred in connection with any contamination and regulatory compliance. We use both underground storage tanks and above ground storage tanks to store petroleum products, natural gas and waste at our locations. We must comply with environmental laws regarding tank construction, integrity testing, leak detection and monitoring, overfill and spill control, release reporting and financial assurance for corrective action in the event of a release. At some locations we must also comply with environmental laws relative to vapor recovery or discharges to water. Under the terms of our leases, we generally have