One of the challenges when executing Citizen Science projects at a national scale, it is not only to collect reliable data for scientific purposes; but also, communicating protocols and instructions to a wide range of social participating actors. Even when they all have a common language, it is imperative to adapt your language editing skills to different cultural, socioeconomic, and demographic situations, so guidelines can be understood by all of them. Gerardo Obando have implemented and developed, two Citizen Science projects in Costa Rica; where results-oriented actions were combined with effective written communication and localization.