Measuring Moat Strength Relative to Competitors

Let's apply the lessons learned from the materials to your place of work.  How secure is Wells Fargo's Moat?  Comment specifically on one of the following five areas of analysis that you feel are most critical in defining the relative strength of your Moat: Porter’s Five Forces, Barriers to Entry, Rivalry, Disruption and Disintegration, and Brand.  In addition, since Moat trends are always fluid, which direction is your Moat moving?  Is it becoming wider or narrower? 

This is a discussion post 1 and 1/2 pages.  Does not need title page.  Grade A work and Plagiarism Free.