by agreement dated august 14, 1995, lowestfare.com llc, a wholly owned operating subsidiary of karabu, was joined as a party to the ticket program agreement. pursuant to the ticket program agreement, lowestfare.com could purchase an unlimited number of system tickets. system tickets are tickets for all applicable classes of service which were purchased by karabu from twa at a 45% discount from twa's published fare. in addition to system tickets, lowestfare.com could also purchase domestic consolidator tickets, which are tickets issued at bulk fare rates and were limited to specified origin/destination city markets and did not permit the holder to modify or refund a purchased ticket. karabu's purchase of domestic consolidator tickets was subject to a cap of $70 million per year based on the full retail price of the tickets.