Save your breath because that's all you've got left
Have 450 banks.
Get the show on, get paid
Have 500 banks.
Have 550 banks.
Make 100 quadrillion cookies just from banks.
Paid in full
Make 1 septillion cookies just from banks.
Reverse funnel system
Make 10 nonillion cookies just from banks.
A capital idea
Reach level 10 banks.
Own 1 bank
Banks are twice as efficient. "Able to process a higher amount of transactions. Careful though, as taller tellers tell tall tales."
Scissor-resistant credit cards
Own 5 banks
Banks are twice as efficient. "For those truly valued customers."
Own 25 banks
Banks are twice as efficient. "You know what they say : better safe than sorry."
Own 50 banks
Banks are twice as efficient. "This revolutionary currency is much easier to melt from and into ingots - and tastes much better, for a change."
Exponential interest rates
Own 100 banks
Banks are twice as efficient. "Can't argue with mathematics! Now fork it over."
Own 150 banks
Banks are twice as efficient. "The ultimate grail of economic thought; the feng shui of big money, the stock market yoga - the Heimlich maneuver of dimes and nickels."
Way of the wallet
Own 200 banks
Banks are twice as efficient. "This new monetary school of thought is all the rage on the banking scene; follow its precepts and you may just profit from it."
The stuff rationale
Own 250 banks
Banks are twice as efficient. "If not now, when? If not it, what? If not things... stuff?"
Own 300 banks
Banks are twice as efficient. "It's really quite simple; you make all currency too delicious not to eat, solving world hunger and inflation in one fell swoop!"
Own 350 banks
Banks are twice as efficient. "We let the public think these are complicated financial terms when really we're just rewarding the bankers with snazzy bicycles for a job well done. It's only natural after you built those fancy gold swimming pools for them, where they can take a dip and catch Kondratiev waves."
Rules of acquisition
Own 400 banks
Banks are twice as efficient. "Rule 387 : a cookie baked is a cookie kept."
Own 450 banks
Banks are twice as efficient. "You control so many branches of the global economy and legislative bodies that, through a particularly creative loophole, donating money (to yourself) grants you even more cash in tax deductions than you started with!"
15 banks and 1 grandma owned
Grandmas are twice as efficient. Banks gain +1% CpS per 4 grandmas "A nice banker to cash in more cookies"
Contracts from beyond
15 Banks, 15 Portals and "Synergies Vol. I" purchased
Banks gain +5% CpS per portal. Portals gain +0.1% CpS per bank. "Make sure to read the fine print!"
75 Banks, 75 Factories and "Synergies Vol. II" purchased
Factories gain +5% CpS per bank. Banks gain +0.1% CpS per factory. "Fake bills so real, they're almost worth the ink they're printed with."
75 Banks, 75 Alchemy labs and "Synergies Vol. II" purchased
Banks gain +5% CpS per alchemy lab. Alchemy labs gain +0.1% CpS per bank. "If gold is the backbone of the economy, cookies, surely, are its hip joints."
Extra physics funding
15 Banks, 15 Antimatter condensers and "Synergies Vol. I" purchased
Banks gain +5% CpS per antimatter condenser. Antimatter condensers gain +0.1% CpS per bank. "Time to put your money where your particle colliders are."
Random fortune from news ticker
Banks are 7% more efficient and 7% cheaper. "The value of money means nothing to a pocket."
The "Need for greed" achievement refers to a quote from Top Gun: "I've got the need...the need for speed!" It could also refer to a subsequent video game franchise Need for Speed as well as the film adaptation of the same name.
The "A loan in the dark" is a reference to the series of video games "Alone in the Dark".
The "And I need it now" achievement is a reference to a commercial for the financial service company "J.G. Wentworth" where people shout from their windows, "It's my money, and I need it now!".
The "Reverse funnel system" achievement is a reference to the It's Always Sunny in Philidelphia episode "Mac and Dennis Buy a Timeshare" where it is used to parody pyramid schemes.
The "Rules of Acquisition" achievement is a reference to the Star Trek species the Ferengi, which based their society on capitalism
The "Get the show on, get paid" achievement is a reference to All-Star by Smash Mouth, which is well known for playing in the movie Shrek.