Many teachers joined the informal economy, or black sector, during the economic crisis by participating in cross-border trading with Botswana and South Africa because civil servants were not required to have visas at the time.
Many teachers joined the informal economy during the economic crisis by because civil servants were not required to have visas at the time. Many teachers joined black sector, during the economic crisis by because civil servants were not required to have visas at the time. Many teachers were participating in cross-border trading with Botswana and South Africa. Civil servants were not required to have visas at the time.