PCDI is a respected, worldwide leader in distance education. We offer professional-level career training courses to adult students who prefer the flexibility and convenience of self-paced home study. When we opened our doors in 1987, we offered just one career training course: our Professional Real Estate Appraisal Program. Interest quickly grew, and we gradually expanded our course offerings. Today, you can prepare for the career of your dreams in your choice of more than fifty popular fields.