Pick an IP block via APNIC, e.g. one allocated to Indonesia, and hit everything using those IPs with certain kinds of ads in the local language. If they hit a

Pick an IP block via APNIC, e.g. one allocated to Indonesia, and hit everything using those IPs with certain kinds of ads in the local language. If they hit a couple of lone gringos and other ex-pats, whatever; the point is a wide net. Targeting you specifically isn't worth the trouble until your net worth is measured in 5MM or more, me thinks.