-- WWE shipped 474,000 DVD units during the month of March, which is considered a large number. This is up from 211,000 units shipped the month before, with the increase being attributed to the release of The True Story of WrestleMania DVD.
Meanwhile, WWEShop.com garnered 1,300 orders per day in March, up from 821 in February.
-- WWE.com garnered 14.2 million unique visitors during the month of March, up from 13.9 million in February.
-- Regarding The Undertaker's wrestling status, the mentality of WWE personnel is that he's considered retired. This explains Michelle McCool leaving to spend more time with him at home.
The Undertaker is in far worse physical shape than is being let on. While company officials aren't ruling The Deadman out for a match at WrestleMania XXVIII, he is not expected to compete before then. People close to the legend have talked to him about retiring at the event.
source: Wrestling Observer Newsletter