Question

it is recommended to start saving and investing as early as possible because it allow your money to 'work for you". What does this mean?

Answer 1

I think it means you can live comfortably with working so hard instead the savings and investments you did when you were young is making more money itself

Answer 2

This means that you build up money to invest it later. When you allow your money to work for you, that means that the money is building up "by itself" from your investments.

Step-by-step explanation:

Your money "works for you" by growing without having to work a 9-5 job to grow your income. Your portfolio develops (increases) by investing the money you have smartly making it grow.