Identify and list lobbying and law firms which are not concurrently licensed by FCC.
Everyone should know who has expertise in proceedings before the Commission and who, while perhaps procedurally knowledgeable, is otherwise not connected to communications. This will allow the public to give weight to who is speaking and why.

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Edward Schober, PE commented
Also list engineers. There should be a customer review function where applicants who have listed these engineers and attorneys on their applications can write reviews of their service.