'Art galleries' are places in which various art works are exhibited for public view. 'Art dealers' are people who are involved in the sale and purchase of art. In Athens art galleries and dealers work in unison to get the work of artists sold to art lovers.
The art dealers, with the help of art galleries in Athens, conduct the sale or purchase of paintings, or other art works. The art dealers get a commission for each sale. The artists have to depend highly on the art galleries and dealers in Athens to get a good price for their hard work.