You should choose and describe the company you wish to create a digital marketing strategy and artifact for. This is a chance to provide a context for the strategy to come. The deliverable is an 600 word audit (plus supporting spreadsheet) of the company that briefly addresses the following points:
What company are they and what sector do they compete in?
What is their value offering and how do they communicate it?
Who are their existing competitors or relevant new market entrants?
What are their existing marketing and digital strategies?