For Dress Shoes, go with a more expensive, higher quality pair because you could feasibly be wearing them for ages.
Can your parents, feasibly, be physically hurt by a prank?
However they could vibrate at much lower harmonics, which could feasibly give rise to a low frequency hum.
If you do not, you can feasibly end up spending more on fees and interest than you earned through the rewards program.
If you choose a pair of colored lenses in a honey or amber tone, they won't look too out of the ordinary and you could feasibly wear them all day without getting too many funny looks.