Be specific about the type of PR you do. What category or categories are you in?
If the line is blurred put a some honest judgements down about where your focus has been.
More and more clients are expecting Digital skills. Don’t just put Facebook and Twitter page management. Be specific about traffic levels, tools you used to manage traffic and what was the impact of your engagement.
Use your clients as best you can. Be explicit about campaigns and the clients you personally managed.