A common mistake in amateur design is filling every inch of the page. Professional certificates utilize "negative space" (white space) to let the text breathe. The margins should be generous, and the text should be centered vertically on the page.
*"World's Greatest Dad (for eating the most BBQ ribs)." Print a custom certificate for a birthday. Fill in the blank: "The record for the loudest snoring while watching TV." guinness world records certificate template word