This guide provides information on Title I of the Americans with Disabilities Act (ADA) in a question-and-answer format for employees. The guide covers such topics as the following: which employers must comply; what employment practices and activities are covered; who is protected against employment discrimination; definitions of a person with a disability, a job's "essential functions," a "reasonable accommodation," and "undue hardship"; modification of existing facilities; preemployment medical examinations; drug testing; limits on health insurance coverage; alcoholism; age discrimination; remedies; and procedures to follow if individuals believe they have been victims of discrimination. Appendixes include a list of nine ADA Title I resources and five recommended readings. (YLB)