Asked if she could have all her titles and Venus all hers without having ever had to play each other, Serena said she would happily accept that deal.
"So far I like what I see. But I think with Venus, if she could just go to net more often," said the six-time Wimbledon champ.
Top seed Venus Williams beat Flavia Pennetta while the Russian accounted for Eleni Daniilidou of Greece in Saturday's semi-finals.
Venus Williams will play Vera Zvonareva in the final of the WTA Championships after both women achieved difficult three-set victories on Saturday. Wimbledon champion Williams overcame Serbian world number one Jelena Jankovic 6-2, 2-6, 6-3, and Zvonareva beat fellow-Russian Elena Dementieva 7-6, 3-6, 6-3.
Elena Vesnina denied Venus Williams another comeback win, while Kristina Mladenovic roared back from a set and a break down to beat Caroline Wozniacki on Thursday to reach the semi-finals of the BNP Paribas Open at Indian Wells.
Belgian Kim Clijsters brought a swift end to Venus Williams's 15-match winning streak with a 6-2, 6-1 win in the Sony Ericsson Open final on Saturday. The 14th seed needed only 58 minutes to defeat the third-seeded American, who played with bandaging on both legs and said afterwards she may have trained too hard during the tournament.
Venus Williams, battling a mystery bug and a dogged opponent who refused to lie down, advanced to the third round of the Family Circle Cup in Charleston on Wednesday.
Serena and Venus Williams were among six players nominated for the US Olympic women's team to compete in next month's London Olympics, the US Tennis Association (USTA) said on Tuesday.
Reader Girish sent us these pictures from Bangalore.
Injury-hampered Venus Williams made a first-round exit at the Dubai Open on Monday.
Confident Venus Williams has her heart set on a glittering prize at this week's Antwerp Open.
Maria Sharapova defeated French qualifier Stephanie Foretz 6-1, 6-4 while Venus Williams survived British wildcard Naomi Cavaday.
Wimbledon champion Venus Williams will get back into serious action on Saturday when she plays the second singles rubber against Nadia Petrova, in the Fed Cup semi-final.
Second seed Venus Williams tumbled out of the Family Circle Cup on Thursday, succumbing 6-4 7-6 to big-serving German Sabine Lisicki in the third round. The American, who had to battle the previous day before beating Indian Sania Mirza in three sets, lost the match in 87 minutes after the 16th-seeded German took the tiebreak 7-5.
The two players bowed out in the quarter-finals of the Advanta Championships in Philadelphia.
Venus Williams, who had advanced to the quarter-finals, pulled out of the China Open with a left knee injury
Rafael Nadal took a while to warm up but made an impressive start to his Wimbledon title defence with a 6-4, 6-2, 6-2 win over American Michael Russell as the 125th championships began in fine weather on Monday.
Tournament officials said there was no heat rule in effect on Friday for the first time in three days, with cloud cover expected to bring cooler temperatures.
American Venus Williams marked her return from an abdominal injury with an impressive 7-5, 5-7, 6-3 victory over Germany's Andrea Petkovic at the Eastbourne championships on Monday.
The third seeded Russian rallied to beat the American to reach the semi-finals of the Warsaw Cup.
With Serena bidding to become just the fourth woman to win all four grand slams in the same year, the US Open hype machine that already had been in top gear is now set to crank into overdrive.
Third seed Venus Williams booked her place in the quarter-finals at Wimbledon on Monday after Serbian 13th seed Ana Ivanovic retired injured in their fourth-round clash.
Venus Williams battled past fellow American Laura Granville 7-6, 6-4 to reach the Memphis International semi-finals
After a long rain delay Germany's Sabine Lisicki made quick work of Venus Williams, strolling into the second round of the Rogers Cup on Monday after routing the American 6-0 6-3.
Venus Williams avoided another early exit with a routine win over fellow American Alison Riske at the Volvo Car Open in South Carolina while Swiss second seed Belinda Bencic was ousted by Russian qualifier Elena Vesnina.
Venus Williams showed that, almost a year after her health scare, she has the stamina needed as she battled for two hours 23 minutes to beat Russia's Maria Kirilenko 6-3, 6-7, 6-2 at the Cincinnati Open on Tuesday.
Former champions Venus Williams and Andy Murray were named in Wimbledon's initial list of wildcards
Serena and Venus Williams both booked their places in the third round of the Sony Ericsson Open with victories at Key Biscayne in Miami on Saturday. World number one Serena did not sparkle but still had little trouble in her 6-2, 6-3 victory over compatriot Alexa Glatch. Serena's sister Venus got off to a slow start but found her form to defeat spirited Israeli Shahar Peer 6-3, 6-3.
Venus Williams beat Jill Craybas 6-3, 6-1 to book her spot in the Japan Open second round.
Venus Williams secured her place in the semi-finals of the WTA Championships when she completed her round-robin matches with a comprehensive 5-7, 6-1, 6-0 win over her sister Serena on Thursday. It was the first time Serena had lost a set 6-0 since the 2007 Miami final, after which she recovered to defeat Justine Henin for the title.
The 19-year-old went down 3-6, 3-6 to Venus Williams in the quarter-finals of the Watson Water Champions Challenge.
Defending champions Serena and Venus Williams defeated Cara Black and Liezel Huber 6-4, 6-3 to win the Australian Open women's doubles title on Friday, maintaining the partnership's perfect record in grand slam finals.
While Venus has been doing pretty well on-court, the 37-year-old is busy with some off-court chores and it reads - online shopping for the newborn.
American sisters Serena and Venus Williams powered on towards a likely gold medal showdown with easy second-round wins in the Olympic singles.
As she did two years ago when she came in at number 14, the imposing American made a mockery of a low seeding.
The French top seed beat the American 4-6, 7-5, 6-4 in the final of the Antwerp Diamond Games.