after being unable to visit the quarry we parked in the large town lot behind ross street. as long as you have played the odd game that should do! thanks so much for these great tips. in general, one minute is required to obtain a stable reading. thanks a ton; from all of us. this time period will vary, but you will find an “enjoy by” date printed on each product. you can access the articles through each control panel section, as well as through the dedicated help section. if it’s something different and unique i like to try it. 