The promise of B2B e-commerce had led to an explosion in the number of e-marketplaces as firms adopted a "launch and learn" strategy. However a cash crisis and continuing losses led to tremendous consolidation in these marketplaces. This scenario was mirrored in Latin America too. With the growing importance of B2B e-commerce worldwide, Latin American firms cannot ignore the competitive advantages that accrue by employing the Internet into their strategies. This paper presents a variety of decision models that small and medium enterprises can employ to integrate the Internet into their business decisions and thereby remain competitive.