How to give breast milk to the baby if mother is a working woman? can we store breast milk?

A. Yes you can store your breast feed by expressing it and you can leave it at home anybody at home can give feeding to the child how do you need to go ahead with what is the process you can read about it in detail on Google this way you will come to know how do you need to express how do you need to store and at what temperature for how long can you store it and how do you need to reheat the milk