Maria Sharapova made short work of Francesca Schiavone with a 6-2 6-1 win in the second round of the BNP Paribas Open at Indian Wells.
World number three Sharapova, who won the Indian Wells title in 2006, dropped nine points on serve in her impressive opening to the tournament.
The Russian took all six break points in a win which was completed in just over an hour.
She will meet Carla Suarez Navarro in the third round after she won an all-Spanish contest with Silvia Soler-Espinosa 6-1 6-1.
Fifth seed Petra Kvitova shared 11 breaks of serve with Olga Govortsova before prevailing 6-4 3-6 6-3.
For the Czech player it was not the best way to celebrate her 23rd birthday after spending two hours and 22 minutes on court.
Kvitova goes on to face Ukrainian qualifier Lesia Tsurenko who overcame Yaroslava Shvedova 6-1 3-6 6-1.
World number 11 Marion Bartoli took five of 12 break points on her way to defeating Chanelle Scheepers 6-3 6-3.
Svetlana Kuznetsova overcame a disastrous start to beat 2010 champion Jelena Jankovic 0-6 6-2 7-5 in just over two hours.
Sixth seed Sara Errani also needed three sets to advance as she beat Lourdes Dimonguez Lino 6-2 3-6 6-3 in just over two hours.
Errani will meet Sweden's Johanna Larsson who beat number 26 seed Anastasia Pavlyuchenkova 7-5 6-1.
Italian 14th seed Roberta Vinci accounted for Kazakh player Ksenia Pervak 6-3 6-4.
There were also wins for Sara Errani, Dominika Cibulkova, Maria Kirilenko and Sorana Cirstea.
