This section is from the book "American Law Of Real Estate Agency", by William Slee Walker. Also available from Amazon: American law of real estate agency.
423. Broker entitled to commissions on quantity.
423a. Broker entitled to agreed commissions and not limited to computation on lesser sale price.
423b. Broker entitled to commission on sale of lands other than those listed.
423c. Broker's right to commissions predicated on contractual relations with alleged principal.
424. Broker interfering in another's transaction.
425. Broker agreeing to look to purchaser for commission. 425a. Broker employed to purchase not entitled to commissions from seller.
426. Broker not entitled on sale at less than price. 426a. Owner selling land for less to broker's customer liable for commission.
427. Broker not entitled as contract not a lease. 427a. Acceptance by broker of change of sale contract to option held not to bind principal.
428. Immaterial variance in description does not deprive. 428a. Wrong description insufficient to defeat broker's commissions.
428b. What circumstances fall short of a variance.
429. Broker procuring loan for less accepted entitled.
430. Broker to procure loan entitled on finding lender.
431. Broker failing to report finding lender not entitled.
432. Where broker negotiated with two, sale to one bars.
433. Broker not entitled where sale void by statute.
433a. Contract of employment of broker void by law of state where made, void everywhere; also, exceptions to application of statute of frauds.
433b. Statute recited making broker's contract for sale of real estate void after one year.
433c. Contract of broker defective in trial court because signature printed, excepted by appellate court as contract had been acted upon.
433d. Where contract void, notes collectable, the moral obligation being sufficient consideration.
434. Principal refusing to appraise broker entitled.
435. Purchaser who knew length of lot refusing, bars.
436. Where vendor repudiates tender not necessary.
437. Broker unsuccessful with F., sale by owner to F. and others, bars commission.
438. Broker not entitled where party does not show good faith.
439. Unless exclusive broker not entitled on sale by another agent.
440. Broker entitled on sale by owners to proportionate commissions on share of two tenants in common.
440a, Broker entitled to commission on sale of land in proportion as payments were collected.
 
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