Sending rain water down the drain these days is almost criminal. Storage is cheap and there are many options to choose from. With a little planning, rain water can be redirected through toilets and washing machines in new buildings. In older buildings rain water can easily be used for common area cleaning, topping up the swimming pool and watering the gardens and lawns.
Often a malfunctioning committee or body corporate will, in effect, refer issues to their body corporate manager to determine; most commonly disputes about by-laws. Some body corporate managers make excellent mediators; bringing parties together to exchange information in an effort to reach an agreement. Don’t ask your body corporate manager to act as a judge however, not only because you’ll put them on the spot (and make them very uncomfortable) but also because you might not like their answer.
Aside from a business that’s not making enough money, most issues that arise during due diligence are fixable. It might take goodwill and perseverance, but even void management rights agreements can be fixed (which can happen if the seller forgot to exercise an option!). A good lawyer will give you a list of things to be fixed both during due diligence and after settlement.