In an action for broker's commissions, plaintiff must prove the contract as pleaded, and show performance and breach by defendant, and the measure of recovery, as alleged. Hill v. Dakin, 141 P. 175, 92 Kan. 650.

Character of broker's relation to the transaction may be proved by direct and positive evidence, or may be inferred from facts and circumstances proved. Johnson v. Schrepferman, 119 N. E. 494, - Ind. App. - .