Thanks! I don't know if the referees are more targeted, but now that I think of it the referrers are certainly a high-quality segment. For example, one Sidebar

Thanks! I don't know if the referees are more targeted, but now that I think of it the referrers are certainly a high-quality segment. For example, one Sidebar subscriber ended up referring 8 new people! So it can be a good way to identify your biggest fans.