The B-1 visa is intended for individuals who will make short trips to the United States for business.
A detailed list of qualifying B-1 business visitor purposes is stated in the notes to http://www.state.gov/m/a/ips/c22793.htm
The applicant cannot intend to:
The period of stay in B-1 status may be granted for a period of up to six months and extended for a total stay of one year. However, the period granted will be consistent with the purpose of the applicant's business in the United States.