at the drop of a hat = immediately
by leaps and bounds = very quickly (used with improvement)
copycat = someone or a company who tries to do things like another person or company
dog eat dog = very competitive
drive a hard bargain = to make a business deal that is very advantageous for you
early bird = someone who takes early advantage of a situation
fit the bill = to have the right characteristics for something
full steam ahead = to continue with full commitment
get the jump on someone = to get the advantage over someone by starting early
have one's ears to the ground = to pay attention to rumors, news, and industry insiders
know something inside out = to have expert knowledge about something
pie in the sky = something very hard to achieve, a dream
play something by ear = to improvise in a situation, react to a situation as it occurs
put one's nose to the grindstone = to work hard and put in many hours
sink or swim = succeed or fail
start from scratch = to start from the beginning
startup = a small company that begins to do business, usually in technology
strike it rich = to become rich, often by creating a new product or service successfully
stumbling block = a difficulty or hurdle that stands in the way of success
take the bull by the horns = to confront a problem and deal with it