Verbal abuse is even worse than financial abuse: Bava Metzia 58b
Both a buyer and a seller may lodge a claim of victimization by the other: Bava Metzia 47b, 51a (2x)
Do we view a party's agreement to a prohibited price as mechilah b'taut, accidental forgiveness, and potentially reversible: Bava Metzia 67a
The level of prohibited profiteering is 1/6 over the normal price: Bava Metzia 40b, 49b-50b
Is the level of prohibited profiteering 1/6 of the normal price, or 1/6 of the price charged: Bava Metzia 49b-50a
If the minimum amount of prohibited profit is a perutah, or more: Bava Metzia 55a, 56b
If a merchant charges more than the item is worth, but less than 1/6, does the purchaser forgive it automatically or only after time elapses without a complaint?: Bava Metzia 50a-b
If a merchant charges more than 1/6 over the proper price, so that the sale should be reversed, is that automatic or subject to complaint: Bava Metzia 50b, 51a
Rescinding a sale because of illegal profiteering on items to which the standard laws of Onaah do not apply (as described below in "Profiteering on Specific Types of Sales"): Temurah 27a-b
Who chooses whether to nullify the entire sale or just refund the extra profit: Bava Metzia 50b, 51a
Whether a merchant can claim to have been victimized even if he was cheated by less than the standard prohibited percentage, because he makes his livelihood in this business: Bava Metzia 51a
The interrelationship between prohibitions against lending on interest, stealing, and overcharging: Bava Metzia 61a-b
Profiteering on specific types of sales
Whether one can ascertain what the purchaser's intended purchase was, by the amount of money invested, or not: Bava Metzia 40b
Performing a sale on condition that the laws prohibiting profiteering will not apply, or on condition that the purchaser will not lodge a claim against him for profiteering: Bava Metzia 51a-b; Makkot 3b
Whether profiteering prohibitions apply to redemption of sanctified property: Bava Metzia 56a-b, 57a-b, 58a-b; Temurah 27a-b
Whether profiteering prohibitions apply to sale of sanctified property: Bava Metzia 56a-b (per Rashi 56a v'ha'hekdeshot, but not per the gemara on 57a?)
Whether profiteering prohibitions apply to items which are sold by count, measure or weight: Bava Metzia 56b; Menachot 69a
Whether profiteering prohibitions apply to rentals: Bava Metzia 56b
Whether profiteering prohibitions apply to sales of land: Bava Kama 14b; Bava Metzia 56a-b, 57a; Menachot 69a
Whether profiteering prohibitions apply to produce planted in a pot: Menachot 69a
Whether profiteering prohibitions apply to replanted produce: Bava Metzia 56b; Menachot 69a
Whether profiteering prohibitions apply to sale of one's own household property out of need: Bava Metzia 51a
Whether profiteering prohibitions apply to a commercial sale where the merchant knowingly charges less than the going rate: Bava Metzia 51a
Whether profiteering prohibitions apply to sales of avadim: Bava Kama 14b; Bava Metzia 56a-b, 57a
Whether profiteering prohibitions apply to sales of legal bills: Bava Kama 14b; Bava Metzia 56a-b, 57a
Whether profiteering prohibitions apply to sales of property provided on consignment: Bava Metzia 51b
Whether profiteering prohibitions apply to sale of a Torah scroll: Bava Metzia 56b, 58b
Whether profiteering prohibitions apply to sales of animals: Bava Metzia 56b, 58b
Whether profiteering prohibitions apply to sales of gems: Bava Metzia 56b, 58b
Whether profiteering prohibitions apply to armaments and armor during a war: Bava Metzia 58b
Application of Onaah to sale of land: Temurah 27a-b
Lodging a complaint of illegal profiteering regarding a specific purchase
Statute of limitations for the purchaser's complaint: Bava Metzia 49b
Statute of limitations for the merchant's complaint: Bava Metzia 50b-51a
Statute of limitations for complaints about a damaged coin: Bava Metzia 52a, 52b
Differentiating in the statute of limitations depending on whether one is in an urban area or a rural area: Bava Metzia 52a, 52b
Unfair trade practices
Attracting consumers by giving children sweets [which are not the store's merchandise]: Bava Metzia 60a
Undercutting the standard price charged in the market: Bava Metzia 60a, 60a-b