Epilepsy can also develop as a result of brain damage from other disorders including brain tumors, alcoholism, Alzheimer's disease, strokes, and heart attacks. Epilepsy is also associated with a variety of developmental and metabolic disorders. Other causes include head injury, prenatal injury, and poisoning.
Legal Definition of commerce. 1  1 : the exchange or buying and selling of goods, commodities, property, or services especially on a large scale and involving transportation from place to place : trade 2 â see also commerce clause, Fair Labor Standards Act. 2  2 : the act of engaging in sexual intercourse.
Business-to-government e-commerce or B2G is generally defined as commerce between companies and the public sector. It refers to the use of the Internet for public procurement, licensing procedures, and other government-related operations.-commerce (mobile commerce) is the buying and selling of goods and services through wireless technology-i.e., handheld devices such as cellular telephones and personal digital assistants (PDAs). Japan is seen as a global leader in m-commerce.