The "Coalition for the Homeless" has served as a valuable resource of information and assistance to those in poverty as well as lawmakers and other interested people in New York City. "Coalition for the Homeless" is a(n):

Interest and advocacy group

Explanation:

Interest or advocacy group are set of individuals who have a unique and definite goal that bind them together and work alongside each other to achieve this goal mostly tending towards increasing the welfare and equality in the society.

interest group promoting programs that help needy people

Explanation:This group is also know as advocacy group which refers to those groups whose interest is to stand and speak up for those who can't speak for themselves.

They work on influencing public opinion s and eventually even policy, in order to have political policies and social system that will support tho se people that they speak for.