Why did many americans consider the work of political bosses such as george washington plunkitt to be more about politics than philanthropy?

One major reason why many Americans considered the work of political bosses such as George Washington Plunkitt to be more about politics than philanthropy is because they only benefited a relatively small group of people, and were based on enriching the boss in question, as opposed to a large group of impoverished people. 

These islands/chinampas then provided rich soil for crops with easy access to water. i hope this is correct, im so sorry if its not !