The document discusses several key challenges and considerations for e-marketers seeking to enter emerging economy markets. It outlines how e-marketers apply market similarity analysis to identify opportunities, noting they look for similarities in areas like literacy rates, internet usage, and online payment behaviors. The strategy is influenced by limitations in those markets like low credit card availability, negative attitudes towards online shopping, slow internet connections, unreliable electricity, and lack of computer/phone access. Special wireless challenges include modifying websites for small screens and payments on mobile. Understanding these technological readiness factors and cultural differences is vital for successful e-marketing in emerging economies.