Maria Sharapova knows what good PR is. The endorsement queen is putting out all the stops to promote her book, Unstoppable, with book signings, appearances and fan meet-and-greets all over the nation.

Advertising

She has truly been unstoppable when it comes to getting the word out.

Tennis Channel isn't the only TV set the former No. 1 has been on. She's visited Good Morning America, The View, Charlie Rose and Lewis Howes, to name just a few.

Advertising

She said her favorite moment has been the Barnes and Noble book signing in New York, thanks to all the fans that showed up.

Advertising

The five-time Grand Slam champion approached the selling of her book like she has her tennis career, with full determination and strategic aggression.

Advertising

Of course, Sharapova embraced every appearance with her best fashion foot forward.

Advertising

How she found time to practice is anyone's guess. Her memoir is on sale now, so it's probably time to return to the court.