Back yard work begins!

This may only have spotty updates, but there is some work going on around the house.
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We have started work on the backyard. Here is the before picture from earlier this year:

And here is what it looked like today after work was done:

I had sprayed Roundup to kill all the weeds last week. The contractor disked the entire back yard area and imported soil for some landscape mounds. They also started trenching for sprinklers. Hopefully all the work will be complete in 2 to 3 weeks!