MRP Question

Hello Guru,

I want to full undesrtand the MRP concept, i have a lot of question hope you could help and explain it to me deeply, below are the list of question i have in mind:

1. How does MRP perform in discrete and repetitive manufacturing? and its difference?

2. How does MRP perform for production order and process order?

3. what are the significant master data set-up needed for MRP process and run?

4. What is the significant of MRP in production planning?

5. What are the improtant things to remember in MRP?

Thanks