| Rule: | Source: |
| The Unwritten Rule: When no appropriate Rule applies, make one up. | ? Voyager... |
| 1. Once you have their money, you never give it back. | [Rom, "The Nagus"] |
| 2. You can't cheat an honest customer, but it never hurts to try. | ?? |
| 3. Never spend more for an acquisition than you have to. | [Quark, "The Maquis Part II"] |
| 4. A woman wearing clothes is worse than a man in the kitchen. | ?? |
| 5. If you can't break a contract, bend it. | ?? |
| 6. Never allow family to stand in the way of opportunity. | [Zek, "The Nagus"] |
| 7. Keep your ears open. | [Odo, "Hands of the Prophet"] |
| 8. Small print leads to large risk. | [TFRA (p6)] |
| 9. Opportunity plus instinct equals profit. | [Nog, "The Storyteller"] |
| 10. Greed is eternal. | [Quark, "Prophet Motive"] |
| 11. Latinum isn't the only thing that shines. | ?? |
| 12. Anything worth selling, is worth selling twice. | ?? |
| 13. Anything worth doing is worth doing for money. | [TFRA (p9)] |
| 14. Anything stolen is pure profit. | ?? |
| 15. Acting stupid is often smart. | ?? |
| 16. A deal is a deal (...until a better one comes along.) | [Quark, "Melora"] |
| 17. A contract is a contract is a contract. (But only between Ferengi.) | ?? |
| 18. A Ferengi without profit is no Ferengi at all. | [Ben Sisko & Nog, "Heart of Stone"] |
| 19. Satisfaction is not guaranteed. | [TFRA (p12)] |
| 20. When the customer is sweating, turn up the heat. | ?? |
| 21. Never place friendship above profit. | [Quark, "Rules of Acquisition"] |
| 22. A wise man can hear profit in the wind. | [Pel, "Rules of Acquisition"] |
| 23. Money can never replace dignity. | ?? |
| 24. A bargain usually isn't | ?? |
| 25. There's always a way out. | ?? |
| 26. As the customers go, so goes the profiteer. | ?? |
| 27. There's nothing more dangerous than an honest businessman. | [TFRA (p16)] |
| 28. Whisper your way to success. | [Nog, "Treachery, Faith, and the Great River"] |
| 30. Talk is cheap; synthehol costs money. | ?? |
| 31. Never make fun of a Ferengi's mother. | [Quark, "The Siege"] |
| 32. Be careful what you sell. It may do exactly what the customer expects. | ?? |
| 33. It never hurts to suck up to the boss. | [Quark & Pel, "Rules of Acquisition"] |
| 34. War is good for business. | [Quark & Dax, "Destiny"] |
| 35. Peace is good for business. | [Quark & Dax, "Destiny"] |
| 39. Friendship is temporary, profit is forever. | ?? |
| 40. She can touch your lobes but never your latinum. | [TFRA (p23)] |
| 41. Profit is its own reward. | [TFRA (p24)] |
| 42. What's mine is mine, and what's yours is mine too. | ?? |
| 43. Caressing an ear is often more forceful than pointing a weapon. | ?? |
| 44. Never confuse wisdom with luck. | [TFRA (p25)] |
| 46. Make your shop easy to find. | ?? |
| 47. Never trust anyone whose suit is nicer than your own. | [Quark, "Rivals"] |
| 48. The bigger the smile, the sharper the knife. | [Pel, "Rules of Acquisition"] |
| 50. Gratitude can bring on generosity. | ?? |
| 52. Never ask when you can take. | [TFRA (p28)] |
| 57. Good customers are as rare as latinum, treasure them. | [Quark, "Armageddon Game"] |
| 58. There is no substitute for success. | [TFRA (p30)] |
| 59. Free advice is seldom cheap. | [Quark, "Rules of Acquisition"] |
| 60. Keep your lies consistent. | [TFRA (p33)] |
| 61. Never buy what can be stolen. | ?? |
| 62. The riskier the road, the greater the profit. | [Pel, "Rules of Acquisition"] |
| 65. Win or lose, there's always Hyperian beetle snuff. | [TFRA (p36)] |
| 68. Ear stroking will get you anything. | |
| 69. Ferengi are not responsible for the stupidity of other races. | |
| 70. Get the money first, then let the buyers worry about getting the merchandise. | |
| 72. Never trust your customers. | |
| 73. If it gets you profit, sell your own mother. | |
| 75. Home is where the heart is, but the stars are made of latinum. | [Quark, "Civil Defense"] |
| 76. Every once in a while declare peace. It confuses the hell out of your enemies. | [Quark, "The Homecoming"] |
| 79. Beware of the Vulcan greed for knowledge. | [TFRA (p41)] |
| 82. The flimsier the product, the higher the price. | [TFRA (p42)] |
| 85. Never let the competition know what you're thinking. | [TFRA (p43)] |
| 89. Ask not what your profits can do for you, ask what you can do for your profits. | [TFRA (p44)] |
| 93. Act without delay! The sharp knife cuts quickly. | |
| 94. Females and finances don't mix. | [TFRA (p46)] |
| 95. Expand or die. | ?? |
| 96. For every rule, there is an equal and opposite rule (except when there's not) | |
| 97. Enough...is never enough. | [TFRA (p47)] |
| 98. Every man has his price. | [Quark, "In The Pale Moonlight"] |
| 99. Trust is the biggest liability of all. | [TFRA (p48)] |
| 101. The only value of a collectible is what you can get somebody else to pay for it. | |
| 102. Nature decays, latinum last forever. | [Quark & Nog, "The Jem'Hadar"] |
| 103. Sleep can interfere (with profit) [cut off] | [Pel, "Rules of Acquisition"] |
| 104. Faith moves mountains...of inventory. | [TFRA (p50)] |
| 106. There is no honor in poverty. | [TFRA (p51)] |
| 109. Dignity and an empty sack is worth the sack. | [Quark, "Rivals"] |
| 111. Treat people in your debt like family. Exploit them. | [Ben Sisko, "Past Tense, Part I"] |
| 112. Never have sex with the boss's sister. | [Quark, "Playing God"] |
| 113. Always have sex with the boss. | [TFRA (p56)] |
| 116. There's always a catch. | ?? |
| 119. Sometimes, good things come in small packages. | ?? |
| 120. Never judge a customer by the size of his wallet. | ?? |
| 121. Everything is for sale, including friendship. | [TFRA (p58)] |
| 123. Even a blind man can recognize the glow of latinum. | [TFRA (p59)] |
| 125. Count it. | ?? |
| 135. Never trust a beneficiary. | ?? |
| 139. Wives serve, brothers inherit. | [Odo, "Necessary Evil"] |
| 141. Only fools pay retail. | [TFRA (p61)] |
| 144. There's nothing wrong with charity...as long as it winds up in your pocket. | [TFRA (p62)] |
| 146. Necessity is the mother of invention. Profit is its father. | ?? |
| 153. Sell the sizzle, not the steak. | ?? |
| 162. Even in the worst of times someone turns a profit. | [TFRA (p63)] |
| 169. Competition and fair play are mutually exclusive. | ?? |
| 172. If you can sell it, don't hesitate to steal it. | ?? |
| 177. Know your enemies...but do business with them always. | [TFRA (p64)] |
| 181. Not even dishonesty can tarnish the shine of profit. | [TFRA (p65)] |
| 189. Let others keep their reputation. You keep their money. | [TFRA (p66)] |
| 190. Hear all, trust nothing. | [Ben Sisko & Nog, "A Call to Arms"] |
| 191. A Ferengi waits to bid until his opponents have exhausted themselves. | ?? |
| 192. Never cheat a Klingon...unless you're sure you can get away with it. | [TFRA (p67)] |
| 194. It's always good business to know about new customers before they walk in your door. | [Quark, "Whispers"] |
| 200. If you're going to have to endure, make yourself comfortable. | ?? |
| 202. The justification of profit is profit. | [TFRA (p69)] |
| 203. New customers are like razor toothed gree worms, they can be succulent, but sometimes they bite back. | [Rom, "Little Green Men"] |
| 208. Sometimes the only thing more dangerous than a question is an answer. | [Zek, "Ferengi Love Songs"] |
| 211. Employees are the rungs on the ladder to success. Don't hesitate to step on them. | [Frool, "The Bar Association"] |
| 212. Never give away for free what can be sold. | ?? |
| 214. Never begin a business negotiation on an empty stomach. | [Quark, "The Maquis Part I"] |
| 215. Sometimes what you get for free costs entirely too much. | ?? |
| 216. Never gamble with a Telepath. | ?? |
| 217. You can't free a fish from water. | [Quark, "Past Tense, Part I"] |
| 218. Always know what you're buying. | [TFRA (p71)] |
| 219. Posession is 11/10 of the law. | ?? |
| 223. Beware the man who doesn't make time for oo-mox. | [TFRA (p72)] |
| 229. Latinum lasts longer than lust. | [TFRA (p74)] |
| 231. There's a sucker born every minute; be sure your the first to find each one. | ?? |
| 236. You can't buy fate. | [TFRA (p75)] |
| 239. Never be afraid to mislabel a product. | [Grand Nagus Gint, "Body Parts"] |
| 242. More is good...all is better. | [TFRA (p76)] |
| 255. A wife is a luxury...a smart accountant a necessity. | [TFRA (p77)] |
| 256. If profit comes between family, buy a new family. | ?? |
| 261. A wealthy man can afford anything except a conscience. | [TFRA (p78)] |
| 262. A verbal contract isn't worth the paper it's written on. | ?? |
| 263. Never allow doubt to tarnish your lust for latinum. | [Rom, "The Bar Association"] |
| 264. Follow the rules of acquisition, unless they stand in the way of profit. | ?? |
| 265. The customer is always right... until you get their cash. | ?? |
| 266. When in doubt, lie. | [TFRA (p79)] |
| 267. If you believe it, they believe it. | ?? |
| 270. In business deals, a disruptor can be almost as important as a calculator. | ?? |
| 273. Never trust a hard-working employee. | ?? |
| 277. Anyhthing worth fighting for is worth hiding from. | ?? |
| 278. A bribe could soon bring profit. | ?? |
| 279. Anybody can sell anything once. A true businessman will get them to buy it twice. | ?? |
| 280. Once you sell something - if you can steal it back, do it and sell it again. | ?? |
| 281. Profit is best derived from theft. | ?? |
| 282. Never allow honor to stand in the way of your quest for latinum. | ?? |
| 283. Everything is yours... you just have to figure out how to get it. | ?? |
| 284. Deep down everyone's a Ferengi. | [TFRA (p80)] |
| 285. No good deed ever goes unpunished. | [Quark, "The Collaborator"] |
| 286. When Morn leaves it's all over. | [invented by Quark] |
| 299. Whenever you exploit someone it never hurts to thank them. That way it's easier to exploit them the next time. | [invented by Neelix] |