My top of mind recommendation would be to research, how startups actually go about deciding what entry strategy they will deploy at launch? As well as, at what point, do they revisit their strategy and make a change - if they not be gaining traction in their market.
A few related questions would be: Was a thorough analysis of the industry completed, prior to their entry? Were their assumptions about the RIVALRY among existing firms wrong? Was their analysis around the Threat of New Entrants misguided? (THINK: M.E. Porte's Five Forces and its implications on entry strategy.