Wooden fences warp and bend because they age and may need to be realigned. However, according to the harm, changing a wood fence might be much better than repairing it. Chain connection fences are at risk of moisture harm as well. Typically, you’ll see sagging that's compounded by metal corrosion. https://www.google.com/maps/d/edit?mid=1NYykZOxCQ0bokL-yFvHUfbvz_zOn7QY&usp=sharing