MM flow and basic settings involved in from PO creation to Invoicing

Question

Hi SAP Gurus,
Could anybody please help in knowing the MM flow and understand basic settings to be done from creation of PO to invoice (MIGO, MIRO) in the MM module and what are the basic steps which would be neccessary to a FICO consultant to know and where the MM and FICO is linked and how, appreaciating in advance, kindly provide the solution .
Warm Regards
Santosh.N.K

Answer 1

mm flow.
PR > RFQ/ QUOTATION > PO >GR> MIRO
Create PO:
t code :me21n
header mandatory fields: purchase orgainsation, purchase group , company code and vendor
at item level
material no. delivery date, net price, curreny, quantity and plant are genrally mandatory fields
t code :MIGO
select Goods receipt
select Purchase order
select materil type 101.
enter po no and execue, all the data in PO is copied to this screen.
check quanity and entrer storage location.
tick the Item OK "check box"
press check button and press post button
Tcode:MIRO
enter company code
enter invoice date, posting date in general tab
enter baseline date in payment tab
click PO reference tab
select "Purchase order/schedule agreement" , enter Po number and press enter key.
check the tax in po and enter the same general tab.
If no tax in po enter tax   in general tab.  but both should not differ.
enter the amount in amount field and post the invoice document