PR Here’s how PR pros can best use HARO or ProfNet You notice a reporter’s query on these popular source-seeking sites. You’ve got something to say. Wait! Before you reply, read this. By Russell Working@byworkingMay 19, 2017 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.