This is key to working with maintenance personnel in an existing building. Furthermore, there are oftentimes budget-barriers to conserving energy. Examples would include where if I have a budget and I save some energy, the money just goes back into someone else's budget. Secondly, with many of the building operators that I've worked with, they are driven by who calls them on the phone. There are ways to mitigate this kind of problem.
Technology is available for pressurizing buildings and pushing the gases back into the soil.
You'd have to seal the building, bring in fresh air, and pressurize it. This is not unlike the Radon problems that people had up in the Northeast in the 80s. You've got be smart, you've got to be good at convincing people that a little money spent now will save a lot of money in the future. It doesn't only have to do with personality and presentation style, it's also that we have good computer design technology and presentation tools to help them to evaluate those options for saving money. Which can definitely help make a convincing argument.