Over half of all contact forms are abandoned before they're completed?
Keep them short.
Average conversion rate: 2%
(Percentage of visitors who made a purchase or enquiry)
Average bounce rate: 74%
(Percentage of people who leave within 2 minutes or after only reading 1 page)
Average percentage of page views NOT detected by web servers:30%
(In other words, don't rely on log analysis to tell you what's going on)