AbstractThe present study connects research on the L2 acquisition of variable structures to the ever-growing body of research on the role of study abroad in the language learning process. The data come from a group of 46 English-speaking learners of Spanish who participated in immersion programs in two distinct locations, Valencia, Spain and San Luis Potosí, Mexico. Simultaneously, we tested a group of native speakers from each region to create an appropriate target model for each learner group. Learners completed a written contextualized questionnaire at the beginning and end of their seven-week stay abroad. Our instrument examines three variable grammatical structures: (1) the copulas