A waiver of a right to rescind a contract,1 as for fraud,2 or for breach by the adversary party,3 or for inability of the adversary party to perform;4 a waiver of a right to recoup for failure of title to part of the land sold;5 a waiver of a right to be released from a bond,6 as by surrender of the principal;7 or a promise to indemnify the adversary party against certain expenses in consideration of his agreeing to leave an offer open for a certain though short period;8

5United States. Sheppey v. Stevens, 185 Fed. 147.

Iowa. Watrous v. Watrous, 180 la. 884, 163 N. W. 439.

Kentucky. Sellara v. Jones, 164 Ry. 458, 175 S. W. 1002.

Massachusetts. Silver v. Graves, 210 Mass. 26, 95 N. E. 948.

Minnesota. Thayer v. Pray's Estate, 111 Minn. 449 [sub nomine, In re Pray's Estate, 127 N. W. 392].

Missouri. Brandenburger v. Puller, 266 Mo. 534, 181 S. W. 1141.

Nebraska. Grochowski v. Grochow-ski, 77 Neb. 506, 109 N. W. 742 [rehearing denied, 77 Neb. 510, 112 N. W. 335].

New York. Rector, etc., St. Mark's Church v. Teed, 120 N. Y. 583, 24 N. E. 1014.

6 Danheiser v. Germania Savings Bank & Trust Co., 13? Tenn. 650, 194 S. W. 1094.

7 Blake v. Robinson, 129 la. 196, 105 N. W. 401.

8Sheppey v. Stevens, 177 Fed. 484; Prater v. Miller, 25 Ala. 320, 60 Am. Dec. 521.

9Busby v. Conoway, 8 Md. 55, 63 Am. Dec. 688.

1Osborne v. O'Reilly, 42 N. J. Eq. 467, 9 Atl. 209.

2Waters v. White, 75 Conn. 88, 52 Atl. 401; Sisson v. Kaper, 105 la. 599, 75 N. W. 490; Pratt v. Coke Co., 155 111. 531, 40 N. E. 1032.

3 Globe Fertilizer Co. v. Tennessee Phosphate Co. (Ky.), 85 S. W. 1177; Moorman v. Plummer Lumber Co., 113 La. 429, 37 So. 17; King v. Ry. Co., 61 Minn. 482, 63 N. W. 1105.

4 Carolina Hardware Co. v. Raleigh Banking & Trust Co., 169 N. Car. 744, 86 S. E. 706.

5Columbia Trust Co. v. Christopher, 133 Ky. 335, 117 S. W. 943. .

6Sureties' remaining on a bond and justifying is consideration for a promise by the attorney to indemnify them. Esch v. White, 76 Minn. 220, 78 N. W. 1114.

7 Thomson v. Way, 172 Mass. 423, 52 N. E. 5r25.

8 Manary v. Runyon, 43 Or. 495, 73 Pac. 1028.

or a waiver of a right; to share in a pension fund,9 are all considerations. If A, who has a right to terminate a contract according to the express terms thereof if he is dissatisfied with B's performance, has given notice to B of such dissatisfaction, a waiver of his right to terminate such contract is consideration for B's promise to pay additional compensation to A.10

A definite promise to refrain from attempting to obtain additional security has been held a consideration,11 and actually refraining from getting security without any agreement to refrain has been held a consideration.12