An abstraction layer associates a party-focused object, a security-focused object, or both, with an abstraction object. The reflectivity-tailored reflector rings alter illumination taper and reduce selected sidelobe energy, and minimize degradation in coverage performance and gain slope in the radiation profile of the antenna. The particles to be deposited have an average particle diameter of 1 to 15 \u03bcm, and the height of the composite region is not more than 80 \u03bcm in the direction from the outermost contour line of the partition walls to the surface of the partition walls. The Defogger can be utilized in hotels, motels, homes, or any where steamvapor travel can accumulate onto glass or mirror surfaces. At least one policy may be defined, which may include rules for resolving conflicts, information for providing a merged view of data from multiple repositories, default values for instances of data, as well as other information.