Introduction In SAP everything is a Transaction Code. The more you know them the more Feathers you can add in your Quiver. This Blog covers every important Transaction codes you can drill to related to SAP Procurement. Solution Login to SAP and enter ME00 for Purchasing Login to SAP and enter WEKF Purchase Order Login to SAP and enter WL00 for Vendors Login to SAP and enter BUPT for Business Partner Login to SAP and enter W10E for Good Receipt Login to SAP and enter MRM0 for Logistic Invoice Verification Login to SAP and enter MCB1 for Inventory Controlling Login to SAP and enter OLME for everything for Purchasing Configuration in SAP Solution This can be used in both SAP ECC and SAP S/4HANA Below is the Video Version In SAP Just Type W10E for Good Receipt related Transaction Codes In SAP Just Type MRM0 for Logistic Invoice Verification related Transaction Codes