Where a broker was employed to procure a purchaser or one willing to exchange property, his contract was performed when he procured a purchaser able and willing to purchase or exchange, and the fact that he made any material misrepresentations as to the property exchanged for his clients, was no bar to his recovery of his commissions. Nichols v. Whit acre, 112 Mo. App. 692, 87 S. W. 594. See also Secs. 150, 186. Shepherd-Teague Go. v. Herman (Cal. App. '10), 107 P. 622; Cotton v. Meadows, 147 S. W. 221, 163 Mo. App. 723; Bigham v. Linville, 156 S. W. 713, 170 Mo. App. 354; Weinemeyer v. Woodrum, 154 S. W. 894, 168 Mo. App. 716; Brilliant v. Samelas, 108 N. E. 1047, 221 Mass. 302.