TwitterGrader, one of the industry-leading Grader services provided by interactive research and analytics firm HubSpot, ranks Jeff Cotrupe’s Twitter site in the Twitter Elite (link and snapshot). The site has ranked in the top 10 to 12 Twitter sites in Oceanside, CA, with a TwitterGrader score between 98 and 99 out of 100. “I’ve been excited to watch HubSpot roll out its useful Grader applications and, more recently, provide research data quantifying the positive business results people are starting to obtain with interactive marketing and media,” said Cotrupe, who has spotlighted that data in industry blogs such as New Media Edge.