Also impacting marketing and G&A expense was an increase in client events and travel in the fourth quarter before we saw the impact of the new Omicron variant. With the impact of the new variant, we have seen a slowdown of travel and in-person client activity in January, and we would not expect first quarter activity to be as high as fourth quarter.

Jan 25, 2022 / CFO / receipt, needs a key / Allison Duke, CFO | earnings call 2022-01-25 | transcript 281026d5-985d-47f7-aa43-a29e8515c1de | chars 14569-14920 | segment 14

As noted, one area that's still more difficult to forecast at this point is when COVID impacted travel and entertainment expense levels will begin to normalize.

Jan 25, 2022 / CFO / receipt, needs a key / Allison Duke, CFO | earnings call 2022-01-25 | transcript 281026d5-985d-47f7-aa43-a29e8515c1de | chars 15607-15767 | segment 15