i need a riding lawn mower for my beach house lot, i have three fourths of an acre of grass to cut. I would like something with a bag, and auto. transmission, something i can get the grass cut very rapdily. i'm look at a lot of mower could you help me as to what is the best all around mower for the money. quality, price maintenance, upkeep. please advise if you would. i'm open for recommendition.