The best modem router combo devices will allow for multiple users to share WiFi. Keep in mind that the more devices connected to the WiFi, the slower the internet speed. A family may only require the best modem router combo to support 20 devices while a business may opt for one that supports 100 or more.
In fact, there are ways to prevent grass burns from dog urine. While nitrogen is an essential component in healthy soil, high concentrations of it can cause grass to turn yellow or brown. Urine is naturally high in nitrogen and alone can cause grass burns. However, lawn fertilizer also contains nitrogen.
Dog urine is a common cause of grass turning yellow. Dog urine and feces both contain high levels of nitrogen which can cause grass to burn and turn yellow. If you have a dog, the only way to control this is to have an area of gravel in your lawn and train the dog to use only this.