Put money into something
Definition 1 of 3
Pro Tip 1/3Expect Returns
Use when you’re expecting to make more money later from your initial spending. 
I'm going to put money into the real estate market, expecting high returns.
Pro Tip 2/3Business Growth
Talk about investment when referring to contributing capital to grow a business. 
They decided to put money into their bakery business to increase production.
Pro Tip 3/3Stock Tip
It's often used when discussing investments in stocks, shares, or financial instruments. 
After researching, she chose to put money into blue-chip stocks.