What kind of foundation do I need? We recommend building YardPods on concrete piers or a concrete slab. Piers will be required if the site is sloping. Piers are normally cheaper than a concrete slab. 2019-08-11T13:02:13-07:00By YardPods|Categories: Design|0 Comments Share This! FacebookTwitterLinkedInPinterestEmail About the Author: YardPods YardPods helps homeowners plan, design and build detached backyard home offices. Leave A Comment Cancel replyYou must be logged in to post a comment.