LONDON–(BUSINESS WIRE)–Collinson, a global leader in customer benefits and loyalty, has announced a strategic partnership with National Australia Bank (NAB), one of Australia’s largest banks, to offer global airport lounge access in the event of a flight delay to NAB’s Rewards Signature credit card customers across Australia. The partnership will focus on boosting credit card consideration and driving loyalty to new and existing NAB customers by offering complimentary airport lounge access in