Ancient Greeks and their pubs

''A new analysis of archaeological remains might have solved the mystery of the elusive kapeleia, lively Greek taverns that have long puzzled archaeologists.
...
The most likely explanation, according to Blazeby, is that Greek homes doubled as pubs.

"There was nothing to stop part of a house being utilized for commercial gain by using a room fronting onto the street as a shop, or indeed from using the household courtyard for business transactions," she said. '' [source]