If you already know in advance, you can handle it. If a home inspection seems perfectly, it is probably going the prospective buyers will really feel very good about their buy and never request high priced fixes or concessions. Most acoustic popcorn drywall texture sprayed prior to 1978 has asbestos. http://rowanarzgv.pages10.com/Rumored-Buzz-on-price-to-remove-popcorn-ceiling-30492939