Nairobi, Oct. 7 -- "Beba! Beba! Beba! Kiambu soo!" John Njoroge's voice cuts through the afternoon bustle of Nairobi's CBD, rising above the roar of engines, blaring horns and hurried footsteps.

Clutching a placard advertising the fare and destination, he calls for passengers headed to Kiambu.

Published by HT Digital Content Services with permission from Business Daily....