It's reprehensible to want to own slaves.
Mr. Tucket owned a large plantation with many cabins and shelters and often lost money because of labor shortages.
Mr. Tucket wants to find a reliable labor source.
Mr. Tucket decides to rent the cabins and shelters each would have a person working year round for rent.
Mr. Tucket decides to buy slaves they would have to stay and work with no pay.
Mr. Tucket is seen  as progressive and compassionate gaining him a say in town matters.
The community shuns Mr. Tucket, and he loses more money because no one will buy, sell or trade with him now.