Netnography is a type of online ethnographic research that adapts traditional participant observation methods to study online communities. It involves planning research topics and questions, preparing for entry into online communities by considering ethics and data collection, observing community interactions, collecting archive, elicited, and fieldnote data, analyzing data through coding and developing understanding, and representing findings while considering criteria like coherence and reflexivity. Key steps include gaining entrée into communities by contributing meaningfully, collecting different types of qualitative data, analyzing data through coding and developing insights, and evaluating research quality.