EXHIBIT A

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

     The undersigned hereby agree as follows:

(i)

Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and

(ii)

Each of them is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate.

Date: March 10, 2009

[Signature Pages Follow]

JOINT FILING AGREEMENT

Regency LP Acquirer, L.P.
By:	EFS Regency GP Holdco II, LLC
	Its: General Partner
By:	Aircraft Services Corporation
	its Managing Member
	By:	/s/ Tyson R. Yates
		Name: Tyson R. Yates
		Title: Vice President
General Electric Capital Corporation
	By:	/s/ Mark Mellana
		Name: Mark Mellana
		Title: Authorized Signatory
General Electric Company
	By:	/s/ J. Alex Urquhart
		Name: J. Alex Urquhart
		Title: Vice President, General Electric Company

JOINT FILING AGREEMENT