3. 5 Key words to be used in concept map ・ Products ・ Company ・ Customer ・ Community ・ Introduce
4. 3 most important sentences used in concept map ・ Good products improve the company's name value. ・ Company gives customers their good products. ・ Customers can get good products made by the company.
5. Definition of 5 key words used in concept map. ・''product'' is the thing that someone makes to sell. ・In here, ''company'' is Microsoft. ・''customer'' is the person who buys a company's product. ・''introduce'' means someone tells about the thing what he want to explain. ・Gathering people those who has the same thinking forms ''community''.