Business

A bird in the hand is worth two in the bush.
You cannot get blood from a stone.
Buy low, sell high.
Let the buyer beware. (From the Latin: Caveat Emptor)
The buyer has need of a hundred eyes, the seller of but one.
Keep no more cats than will catch mice.
A chain is no stronger than its weakest link.
Contracts are only as good as the people who stand behind them. (Prolman)
The customer is always right.
While two dogs fight for a bone, a third dog runs away with it.
A fool and his money are soon parted.
There’s no such thing as a free lunch.
Gold may be bought too dear.
    Related concept: Pyrrhic victory (a victory won by suffering great losses).
Good will, like a good name, is won by many acts and lost by one.
He who chases two hares catches neither.
When you are in a hole, stop digging.
Today you’re hot, tomorrow you’re not. (Prolman)
One man’s loss is another man’s gain.
Bad money drives out good. (Gersham’s Law.)
Money makes the world go around.
Money talks.
Tall oaks from little acorns grow.
Pay as you go and nothing you’ll owe.
If you pay peanuts, you get monkeys.
    Related proverb: You get what you pay for.
You get what you pay for.
    Related proverb: If you pay peanuts, you get monkeys.
A penny saved is a penny earned.
You can’t please everyone.
Business before pleasure.
When selling, don’t hold out for the last dollar. (Prolman)
Something is better than nothing.
Timing is everything.
One man’s trash is another man’s treasure.
There are tricks in every trade.
You can’t win them all.
    Similar proverb: You win some, you lose some.
You win some, you lose some.
Similar proverb:
You can’t win them all.
Work expands so as to fill the time available for its completion. (Parkinsons’s Law)
A bad workman blames his tools.
The worth of a thing is what it will bring.

CONCEPTS
Cut your losses.
Fix your losses.
Location, location, location.
Pyrrhic victory (a victory won by suffering great losses).