I immediately read aloud to myself, "bogo" (phonetically, /bogo/). By the way, it is not uncommon to overhear people discussing which store is currently having a bogo. In fact, it has become so common that some stores advertise as follows:
This, of course, got my language-loving brain thinking about other languages and their shopping acronyms.
If English language speakers have "BOGO"...are the following acronyms used by native language speakers in their respective countries?
AUOU (acheter un obtenir un) in France
CUyLU (compre uno y llévese uno) in Spain
KSEAM (Kaufen Sie eine ankommen man) in Germany
OYSY (ostaa yhden saat yhden ) in Finland
VEKE (vesz egy kap egy) in Hungary
KEFE (Kaupa einn fá einn) in Iceland
CACCAF (ceann a cheannach ceann a fháil) in Ireland
PUPD (paghi uno prendi due) in Italy