Why do members of congress believe that casework is important?

Here is the answer to the given question above. Members of Congress believe that casework is important because  if they do not do their casework, they will not get as much support and may be voted out of congress. Casework is social work involving direct consideration of the problems, needs, and adjustments of certain cases. Hope this is the answer that you are looking for. 

We need to see the poster