-184,000 sign ups (90k directly from FB ads)
-12,016 total sales, of which 2916 tracked from Facebook.
-Approx £151k of revenue in 1.5 months from FB with a cost of £66,251.
-That's 300x ROI!
-781k in revenue made from the entire event
-Due to a the huge email list from the conference, they will continue to sell and reap the benefits from the ads for years to come.