necessary form can b completed priorto going to immigration office .... http://www.pica.gov.jm/PICA/media/Ap...).pdf?ext=.pdf
u will also b asked to write ur reasons for wanting to stay ..... u don't need alot of info but is necessary. take passport and return itinerary. yes, sleeves or some cover is necessary and b careful w/shorts as what they consider short, i do not. open toe shoes did not seem to b an issue. with all things ...b respectful. it is their country and their rules.