AC Milan chief Barbara Berlusconi admits the club must improve it's revenue streams.
Berlusconi is in charge of marketing and merchandise at Milan.
"This is a part of the club that is still expanding and there is a lot of work to be done," Berlusconi told Vanity Fair Spagna.
"The important thing is not just to win trophies, but to make money too.
"Our business is football, but there are also countless other ways which we can use to generate a lot of profit.
"These include the sales of replica shirts and sponsorships."
