New promo stacking service at Written Word Media

Written Word Media, a book marketing service primarily for authors, now offers promo stacks to help schedule and run book promotions. Promo stacking is a favored marketing tactic of professional self-publishing authors that combines multiple promos in a short timeframe to amplify the effect of each individual promo. It’s often coupled with discounted ebook prices. Before you purchase, you can play with the promo stack interface at Written Word Media’s website.