"Three for less than $3" comes through clearly in any language (a picture is even more direct), but somewhere along the 43 Masonic line, there's a Filipino community large enough to warrant its own McDonald's ads, in Tagalog. I didn't have time, though, to hop the bus and explore it myself.
"Mini meals: 3 na wala pang $3"
Seen on a 43 Masonic bus near Haight St., San Francisco