Jet Airways Jet Privilege has introduced several benefits including miles that do not expire for Platinum members, cancellation fees are waived for domestic published fares on JetLite for Platinum members, reservations are guaranteed for Platinum and Gold members and all members can now redeem miles for international flight upgrades, among a few other changes.

Members who purchase at least 1,000 miles and no more than 20,000 miles online through Sept. 30 will be credited with a 25 percent mileage bonus. Visit jetairways.com for details.