$"2$peas in a pod" company makes baby clothes and sells them online, they make blankets, bibs, baby sleep suits, and baby vests. In the past two years, they have failed to make a profit with their baby vest line. The following information relates to the costs involved in making the baby vests. Revenue $=55$$ per baby vest. Direct labor $=3$ hours, @ $15/$hour$.$ Variable overhead $=$ $$12$ per baby vest. Fixed overhead $=$ $$22$ per baby vest. Avg number of pieces sold per month $=65$ baby vests. Management is considering discontinuing the baby vest segment of their business.

By how much would operating income per month increase or decrease if this product were dropped?