You can DIY a deck on a non-flat roof, and it’s not that difficult—but it’s a little more challenging and a lot less safe. You do you, but most folks will be much happier and safer on a flat ...

You can DIY a pergola with a pre-made kit from Amazon, but you'll want to first consider the different types, the size of the space, and local building codes—and you'll want to account for wind.