Nairobi, Aug. 4 -- Dr Jephnei Orina stood inside a United States immigration office, watching a woman cry tears of joy. She had waited 18 years for this moment.

Years earlier, immigration officers had planned to deny her asylum application because she had tried to handle the paperwork herself and failed to submit crucial evidence. Then she hired Orina.

He reviewed every page of her file, gathered the missing documents and walked into the interview by her side.

When the woman was finally granted asylum, she hugged him tightly and kissed him on the cheek.

"That felt so good for me," Orina says. "You are able to use your knowledge, your skills, and your experience to change someone's life."

He believes every green card he secures for a ...