This is where the margins of home ownership open up. Doing your own yard work also has added benefit of giving you routine awareness of potential issues around your property before things become much more expensive. Irrigation and drainage issues are usually obvious when you are standing right on top of them. I would argue that if you aren't willing to push a mower around your property, you might not want to own that property.
Also, DIY yard work also forces you to maintain various tools and skills that are extremely useful for adjacent applications. For example, lawnmowers and standby generators tend to have similar principles of operation. The tool and knowledge I use to gap the spark plugs for my mower works just as well for the generac.