Final answer:
Lobbyists are valuable to their clients, interest groups seeking to influence politics Because they provide important services like expertise, information, shaping legislation, and advocating on behalf of the interest group.
Step-by-step explanation:
Lobbyists are valuable to their clients, which are interest groups seeking to influence politics, because they provide important services that can help advance the interest group's goals. Lobbyists are knowledgeable about the legislative process and can provide expertise and information to their clients. They can also help shape legislation by drafting bills and providing input to lawmakers. Additionally, lobbyists can establish relationships with government officials and advocate on behalf of the interest group. Overall, lobbyists play a crucial role in advocating for the interests of their clients in the political arena.