* Does your lawn get at least 6 hours of sun each day?
* Do you have availibility to water even during various water restrictions?
* How are you going to use your lawn; sports, events & walking paths?
* Know your zone & climate ie. temperatures and rainfall patterns
* Remember maintenance needs like mowing, watering, fertilizing, aerating, weed control and insect control.
* what is availablein your area; sod, plugs, seed and best pricing available.
* If you are close to a roadside were salt would be a factor choose salt tolerant grasses.
* match soil type with grass type.
* Know the prevelant insects in your area and if neccessary pick tolerant varieties.