Saina Nehwal and B Sai Praneeth will start favourites when India begin their campaign at the 120,000 US Dollar Thailand Grand Prix Gold (GPG), starting with the qualifiers in Bangkok today.After missing the Sudirman Cup mixed team championship to attend to her ailing father, Saina will be itching to add another GPG title to her kitty after claiming the Malaysia Masters early in the year.Seeded second, Saina will open her campaign against nheralded Martina Repiska of Slovakia. Newly-crowned Singapore Open champion, Praneeth, on the other hand, will look to consolidate his position in world badminton with another good performance.