Tro-tro is a catch-all category that embraces any form of public transport that's not a bus or taxi. Generally they're minibuses.
The government is part way through a street-naming project, with the aim of giving every street in Ghana a visible street sign. At the same time, many existing street names are changing. While we have endeavored to mark as many changes as possible, it is likely that more names will have changed by the time you read this.