It's hard to distinguish "lobbyists" from "a group of concerned citizen activists advocating for a cause they care about". Any rules imposed on the former woul

It's hard to distinguish "lobbyists" from "a group of concerned citizen activists advocating for a cause they care about". Any rules imposed on the former would also affect the latter. More robust restrictions on the flow of money from lobbyists to campaigns and superPACs could be an effective deterrent on the worst influences of lobbyists, though.