SUPPLEMENTAL INDENTURE NO. 17

Exhibit 4.8

SUPPLEMENTAL INDENTURE NO. 17

Supplemental Indenture No. 17 (this “Supplemental Indenture”), dated as of December 14, 2010, among Realogy Corporation, a Delaware corporation (the “Issuer”), each of the guarantors listed on Schedule I hereto (the “Guarantors”) and The Bank of New York Mellon (formerly known as The Bank of New York), as successor trustee to Wells Fargo Bank, National Association, as trustee (the “Trustee”).

W I T N E S S E T H

WHEREAS, each of the Issuer and the Guarantors has heretofore executed and delivered to the Trustee an indenture (the “Indenture”), dated as of April 10, 2007, as supplemented, pursuant to which the Issuer has issued its 11.00%/11.75% Senior Toggle Notes due 2014 (the “Notes”) and the Guarantors have provided guarantees (the Notes together with such guarantees, the “Securities”);

WHEREAS, Section 9.02 of the Indenture provides that, subject to certain conditions, the Issuer and the Trustee may amend or supplement the Indenture and the Securities with the consent of the Holders of at least a majority in principal amount of the Notes then outstanding voting as a single class (including, without limitation, consents obtained in connection with a purchase of or tender offer or exchange for, Notes) (“Requisite Consent”);

WHEREAS, the Issuer has distributed a confidential offering memorandum, dated November 30, 2010, as supplemented (the “Offering Memorandum”), and related Letter of Transmittal and Consent, dated November 30, 2010, as supplemented, to eligible holders of the Notes in connection with the Proposed Amendments (as defined in the Offering Memorandum) to the Indenture as described in the Offering Memorandum;

WHEREAS, the Requisite Consent to the Proposed Amendments to the provisions of the Indenture have been received by the Issuer and the Trustee and all other conditions precedent, if any, provided for in the Indenture relating to the execution of this Supplemental Indenture have been complied with as of the date hereof; and

WHEREAS, the Board of Directors of the Issuer and the Boards of Directors or Boards of Managers of the Guarantors have authorized and approved the execution and delivery of this Supplemental Indenture.

NOW THEREFORE, in consideration of the foregoing and for other good and valuable consideration, the receipt of which is hereby acknowledged, the parties mutually covenant and agree for the equal and ratable benefit of the Holders of the Notes as follows:

ARTICLE I

AMENDMENTS AND WAIVERS

Section 1.1 Amendments to Indenture. The following Sections of the Indenture and any corresponding provisions in the Notes are hereby amended as follows:

ARTICLE II

MISCELLANEOUS

Section 2.1 Ratification of Indenture; Supplemental Indenture Part of Indenture; Operative Date.

Section 2.2 Governing Law. THIS SUPPLEMENTAL INDENTURE WILL BE GOVERNED BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.

Section 2.3 Capitalized Terms. Capitalized terms used herein without definition shall have the meanings assigned to them in the Indenture.

Section 2.4 Counterparts/Originals. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy shall be an original, but all of them together represent the same agreement.

Section 2.5 Effect of Headings. The Section headings herein are for convenience only and shall not affect the construction hereof.

Section 2.6 The Trustee. The Trustee shall not be responsible in any manner whatsoever for or in respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals contained herein, all of which recitals are made solely by the Issuer and the Guarantors. All rights, protections, privileges, indemnities and benefits granted or afforded to the Trustee under the Indenture shall be deemed incorporated herein by this reference and shall be deemed applicable to all actions taken, suffered or omitted by the Trustee under this Supplemental Indenture.

Section 2.7 Successors. All agreements of the Issuer and the Guarantors in this Supplemental Indenture shall bind its Successors. All agreements of the Trustee in this Supplemental Indenture shall bind its successors.

Section 2.8 Validity; Enforceability. In case any provisions in this Supplemental Indenture shall be invalid, illegal or unenforceable, the validity, legality and enforceability of the remaining provisions shall not in any way be affected or impaired thereby.

[Signature Page Follows]

IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly executed, all as of the date first above written.

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Schedule I

GUARANTORS

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