See also Kraft v. Rowland Rowland, 33 Ga. App. 806 (5) ( 128 S.E. 812). If Mitchell rendered and Bernard accepted services as Mitchell contended, there was an implied promise to pay the reasonable value thereof and the question of the value of Mitchell's services was one of fact for the sole determination of the jury. McLaughlin v. Farmers Gin Co., 111 Ga. App. 89, 90 (2) ( 140 S.E.2d 492). We conclude there is merit in this enumeration of error.