To add photos of your professional work to your projects, sign in to Houzz and click the Upload link in the upper-right corner of any page on the site.
Complete some basic information about the photo, then follow the instructions to select photos from your computer and click the Upload button.
Here's a helpful guide on what can and cannot be uploaded to Houzz:
Once your photos have been uploaded, you can add categories, descriptions, and keywords. The more information you provide, the more likely your photos are to be discovered.