Eric Ravelli, deputy for the Small Business Program, speaks with attendees to the Los Angeles District Arizona-Nevada Area Office's Business Opportunities Open House March 14 in Scottsdale, Arizona. The Courtyard by Marriott location was sponsored by the American Indian Chamber of Commerce of California Procurement Technical Assistance Center. PTAC provides professional business consulting services and technical assistance to Native American-owned businesses regarding marketing and selling to the Federal, state, local and tribal governments and large prime contractors.