This document discusses Enterprise Resource Planning (ERP) vendors. It begins by explaining the ERP market and how vendors are classified into tiers based on the size of clients they serve. Tier I vendors serve very large companies, Tier II serves mid-sized companies, and Tier III serves small companies. The top two Tier I vendors are SAP and Oracle. The document then discusses trends in ERP, including the growth of cloud-based solutions. It analyzes the top vendors in different industries and regions. Finally, the document concludes by providing a list of the overall top 10 ERP vendors and brief descriptions of each, and provides tips for selecting an ERP solution.