Where I am located, code dictates a fan/vent or an operable window in a bathroom.  

Below is word for word from the Zoning code for the property: "The owner of the property on which an accessory dwelling unit is located shall occupy either the primary or accessory dwelling unit.

Have a moral code and it will go a long way 

The board aren't just a bunch of jerks or anything, but they need to adhere strictly to the code and how the ordinances are written.

They even give you html code to cut and paste into craigslist:-) Pretty slick looking posts, too:-)

She gave you the lockbox code, but the appointment wasn't confirmed?

An investor can visit the site, take 30 seconds, click a few drop down boxes for financing, zip codes they want etc and I will be mailed what they are looking for.

What area of Austin (zip code is ideal)?

They won't do a full inspection like an inspector would, but they will ensure that the major systems work and will also look for any obvious code violations.

what are sweet spot zip codes that i should start looking at?