i had i lady call me today and i went to see it. it is 13 by 13 foot area where her dogs go to the bathroom and all that is there now is dirt. no grass.. does anyone know what i should do to this to get grass there??? do i need to treat the dirt??? it is really bare and its the only place the dogs can go to the bathroom. any info would really help. i never did anything like this and want to make sure i can get the job done right. thanks guys..