Line posts are used to hold up the conductors and maintain spacing between them. I used steel T-posts in my initial fence. As it turns out, any metal post is a bad choice.

Metal fence posts are often identified by their -cross-sectional shape (U-posts, T-posts) and normally have a pointed plate near the bottom that helps hold them in the ground.

If you plan to build a 6-foot-tall fence, then I’d sink the fence posts into the ground no less than 30 inches. The fence posts themselves should be at least 4-by-4-inch timbers. It might be a ...