First, we expect some operating expense acceleration as the year progresses and the environment for business travel opens up.

May 5, 2021 / CFO / receipt, needs a key / David Manville, CFO | earnings call 2021-05-05 | transcript ab5b9179-a140-40a7-b700-5a867dd5b1c5 | chars 12839-12964 | segment 13