I will determine if I want it in under 30 seconds with my cell, actually it will be in my head.

It should be sizable if they have X-ray equipment, monitoring devices etc.  

All contracts, options, or other devices not based upon a substantial consideration, or that are otherwise employed to permit an unlicensed person to sell, lease, or let real estate, the beneficial title to which has not, in good faith, passed to such party for a substantial consideration, are hereby declared void and ineffective in all cases, suits, or proceedings had or taken under this chapter; however, this section shall not apply to irrevocable gifts, to unconditional contracts to purchase, or to options based upon a substantial consideration actually paid and not subject to any agreements to return or right of return reserved. 

@Julia Ann I'm not familiar with those devices.

All in all it worked out, I had the dead trees removed and life went on.After that experience I now have that on a brain cell waiting to leap when I look at property.

I paid a plumbing company to find the location of the leak with a listening device.

http://www.logitech.com/en-us/webcam-communications/video-security-systems/master-systems/devices/7251

I suggest building your own so you understand what each cell means, but feel free to check out and play with my product here: Rent vs.

The cells for those numbers get colored based on the answers (see table below).

I am kind of pondering whether to do VM or direct to cell phone via Google Voice (I'll take suggestions on another service like Cricket) and also whether to have a 1800 number or local number.