TORONTO, Ontario /ScoopCloud/ -- Retail expert Ms. April Sabral is a coach and entrepreneur with nearly three decades of excellence in global retail leadership among brands such as Starbucks, Apple, Gap, Banana republic and DAVIDsTEA; and is the founder of Retailu. Her new book is 'The Positive Effect: A Retail Leader's Guide to Changing the World' (ISBN: 979-8639638503).