Editor's Note: This story is adapted from ALM's Mid-Market Report. For more business of law coverage exclusively geared toward midsize firms, sign up for a free trial subscription to ALM's new weekly newsletter, The Mid-Market Report. Best Best & Krieger Weiss Serota Helfman Cole & Bierman Freeman Mathis & Gary Gibbons “In the context of a law firm, it's much more demanding. … We'll likely never have 100 clients. We have to be more selective," Pascrell said. Still, a broad cross-section of clients is key to building such a practice, even as the ethics rules effectively limit representations, said Pascrell, who represents a mix of clients, including bond-issuing utilities authorities. according to the New Jersey Law Journal "All of these things serve as a kind of way to professionalize” a lobbying practice, Pascrell said, noting that some clients will only hire lobbyists who are also lawyers. David Gialanella, Catherine Wilson and Jonathan Ringel contributed to this report.