A liner under the tile on a shower floor is one pc that goes several inches up the walls and the only penetration is at the drain  where the liner sits into the drain so any seepage finds its way into the drain.

We have payed professionals who can fight to lower your assessed value or we have also had a desktop appraisal done for around $100 then we take that to the assessor's office and give them the info and right there they will tell us what it should be lowered to, and we didint have to pay anyone.

If a PC or laptop is on site you can also have a piece of software do this for you.To combat this one option is just to buy a static IP.

As to PC, I'm not really certain, but you could probably find free floor plan design software in Google, though you may want to vet the site first.

Exam Smart for State of Louisiana this is a CD pop it in your Mac/PC take test over and over until you are ready Price 49.00

Once you purchase it, it will automatically open (desktop) or you can download the Kindle app (on your smartphone) and sync it with your Amazon account - very easy to do.

Take care and I will definitely  send some  more information  when I get back to my desktop  tonight.Michael 

Some will allow the full appraisals to be converted to exterior only or desktop while others will still require a full interior/exterior inspection. 

It is easier to disarm a thermo-nuclear warhead wearing mittens and welders goggles, doing a keg-stand and whistling the star spangled banner than it is NOT to offend anyone and remain PC in all things at all times. 

I am really annoyed that is spent 2 months working with Penfed and paid $490 for an appraisal, and their appraisal came back at $840K-  I got a HELOC in 2017 and the property was valued more then, and just refi'd and the desktop appraisal (usually more conservative than walk through) estimated $950K.