I am ISO a reliable n great price extermination company! my dog has fleas n never has before until we moved to my new house there are several dogs next door Sonim thinking they r bad in the back yard. please let me know what the cost would be for the 1st time to spray in so use and out n treat for fleas and how I need to prepare the house n what it in tales and also what the follow up visits cost. . thanks!