Analyze Walmart's Threat of Substitutes (Porter's Five Forces) as it pertains to the industry in which the company competes ("The Five Forces...

Analyze Walmart's Threat of Substitutes (Porter's Five Forces) as it pertains to the industry in which the company competes ("The Five Forces Model-Evaluating Industry Attractiveness"). At least part of your discussion must explain how corresponding MIS topic(s) (Disruptive Technology or eBusiness or Shopping bots) of your choice, impact the Threat of Substitutes.