You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "when does the money in the bank start?" whose answer is June 17, 2018.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when does the money in the bank start earning interest
Useful Output:

Doc 1: If you leave that extra bit of money in your account, it will also start earning interest during each compounding period (many online savings
Doc 2: Interest is accrued daily and we'll add it directly to your USD, EUR and GBP balances at the beginning of the following month. The rates we show you are exactly
Doc 3: When you deposit money in a savings account, you are in essence lending a bank money and will earn interest on that money. Explore our video
Doc 4: The sooner you put money into an account, the sooner it'll start earning that interest. So go ahead and move that money.
Doc 5: Compound interest is when you start to earn interest not just on the money you started with, but also on the interest you earn over time.