To define these for your own business, you should work through the Business Model Canvas
" : While technically a book, this 2010 work by is the primary reference used by both academics and practitioners to categorize Key Activities into three main groups: Production, Problem Solving, and Platform/Network . key activities business model
What do you need to do to reach your customers ? To define these for your own business, you
Coding, User Interface (UI) design, and platform maintenance. Retail/Coffee Shop: User Interface (UI) design