All buildings operate differently and some deal with one of the topics more than the others. For example, a warehouse that receives and sends shipments daily would want to establish a sustainable shipping and receiving protocol along with a pest control protocol that addresses the various critters that come along with the packages and make their home in the crevices of the warehouse.
When the IAQ manager or contractor identifies issues requiring a capital investment, the problems do not have to be fixed immediately. However, the project team is responsible for providing a timeline and plan to address when and how the issues will be addressed.