We reserve the right, at any time and from time to time, for any reason in our sole discretion, to change the terms of this Agreement. We will post or display notices of material changes on the WallDirectory Service. We may also e-mail you about these changes. Once we post changes on the WallDirectory Service, these changes become effective immediately. Your use the WallDirectory Service after the changes become effective signifies your agreement to be bound by the changes. Check the Service frequently and review the terms and conditions of this Agreement regularly. Remain aware of the most current rights and obligations that apply to you and the terms and conditions of your agreement with us. We reserve the right to change, modify, withdraw, suspend or permanently discontinue all or any portions of the WallDirectory Service at any time, without any liability or obligation to you, with or without notice.