It costs $16.97 from Walmart. Moss Out! Plus Fertilizer for Lawns is a "special combination of plant foods formulated to control moss and promote strong, vigorous, lush green turf." It costs $21.48 ...

Once you've removed the moss, apply a moss killer or moss control product to the affected ... Apply a balanced fertilizer to provide essential nutrients to the grass and promote vigorous growth.

I will control this moss situation ... In the fall, I will remove moss by raking and fertilize this area per my soil test. I can then replant a shade type grass in the affected area.