"We hold by Rav Cheppershtayn, who says matzo is usser if it isn't shmura matzo. You can Google it!"
"My Chassidish bubbe only eats shmura matzah on Pesach, but we have a box of egg matzah at home."
"Did you buy enough shmure matze for both Seder nights, Phillip?" (Glinert)