The increase in selling and marketing expense from the prior year was due to increased marketing, promotion, and advertising expenses, trade show expenses, partially offset by decreased compensation related expenses.

Aug 10, 2022 / CEO / receipt, needs a key / Karen Mason, CEO | earnings call 2022-08-10 | transcript 2fb1c32f-ba11-40f6-843f-0fd82c06ca65 | chars 12714-12930 | segment 13

The increase in selling and marketing expense from the prior year was due to increased compensation-related expenses, advertising and promotional activities, trade shows, and travel expenses.

Aug 4, 2021 / CEO / receipt, needs a key / Karen Mason, CEO | earnings call 2021-08-04 | transcript 00fb1b59-b7cd-4ab2-a391-0bdc233190d6 | chars 12733-12924 | segment 13