A number of techniques have been used for sampling and understanding of aerobiota, each of them having advantages and disadvantages. Selection of the right technique has paramount importance in assessing the contaminants at a particular site.

Preparation and hard work has given Pure Air Control a distinct advantage in the arena of federal business opportunities. The Small Business Administration has certified PACS as a federal 8(a) contractor to provide Indoor Air Quality services to federal government entities. The 8(a) program positions PACS for contract opportunities with government agencies and major prime contractors in the Indoor Air Quality industry.