Enterprise Resource Planning/SAP

SAP ERP
Firm: SAP SE


 * Founded in Walldorf, Germany in 1972
 * World’s Largest Business Software Company
 * World’s Third-largest Independent Software Provider
 * Company Statistics
 * Over 65,000 employees in more then 75 countries
 * 232,000+ customers in more then 180 countries
 * 200,000+ installations
 * 2,500+ Business Partners

Source (and probably more recent when you are looking at this page): SAP SE website - About - Company (someone with rights, please add the link.)

Apparently, SAPs copyright policy would not allow a public documentation of common issues with their teaching material. Please check their "Use of Copyrighted Material - Guidelines for Third Party Use of SAP Materials Protected by Copyright"