The proper brush makes all the difference in your foundation application and luckily we have quite the selection to choose from! First brush is for good, GOOD coverage. Stippling brush is for light application.
See what highlighting and contour can do? Why can't every girl know this? (tip: when you do highlight and contour you dont need that much eye, lip, blush makeup as she is; that is why you do it so you have a more natural look)