Pennies become dollars pretty quickly. MBAs get criticized a lot for making these "0.1%" type of decisions but they do it because they all add up. 1% here, 0.3

Pennies become dollars pretty quickly. MBAs get criticized a lot for making these "0.1%" type of decisions but they do it because they all add up. 1% here, 0.3% there, add them all together and it becomes significant.