Breaking The “Mattress Sale” Myth Marc & Mandy David Keam, President of Best Sleep, talks about the myth of the “mattress sale”. Related videos Expert Advice: Income Tax Expert Q&A: Family Helping with Mortgages Expert Advice: Water Heaters and Boilers Home Plumbing Preparation with TriCity Expert Q&A: Thermafoil Expert Advice: Mortgage Renewals