Designers share the 5 things that could be making the outside of your house look worse

Curb appeal is the first thing potential buyers will notice when they see your home. hikesterson/Getty Images

• The busy season for house sales has increased the focus on "curb appeal" for many homeowners.
• A home's exterior can influence potential buyers' perceptions and could increase resale value.

Now that we're entering the busy season for house sales, "curb appeal" is on many homeowners' minds more than ever, especially if they're gearing up to sell in the near future.

A home's exterior serves as the first impression as potential buyers scope out your home and can oftentimes hint at what lies inside. And getting the look right is worth it, especially if doing so can increase your resale value.

Business Insider asked three interior designers to share the biggest mistakes homeowners make when it comes to curb appeal.

Here's what they said to avoid if you want to have the best-looking house on the block.