Currently they are using ORBIT system. and they are planning to shift to SAP.My client need to procure the material from his Vendor and my client vendor had given access to my client to create a purchase order and it is NON-SAP. after implementing the SAP and my client does not want have 2 times entries creating purchase order in the Vendor application and also again in SAP. Once my Client creates the Purchase order in the Vendor system and data should pass to my client SAP system also. Now what is the best approach to get the purchase order data from Client Vendor system to my Client SAP system.
I need to propose to my client what is the best approach to achive this and can any one tell me what are the considerations need to ask to the client and could you explain me in detail what are the different aproaches are there to achive this