Buchanan himself advised the British authorities to appoint only Canadians as emigration agents, not as immigration officers, to ensure that the administration (of immigration to the colony from the mother country) was "free from local prejudice".
It was Buchanan who advised the British authorities to hire only Canadians as emigration agents, rather than immigration officers, so that the management of immigration from the parent country to the colony would be "completely unaffected by local prejudices".