Professor Raymond Barger was awarded a grant from the English Department at Northwestern University. He and his wife were going to England for a year so he could study. They left the management of their apartment to the landlady, Mrs. O'Hara, with instructions to rent it if she could but only if the tenant was respectable and understood it would only be until they were scheduled to return. Dick Monahan owns and operates a very successful business in Los Angeles selling and installing various safety devices for the protection of small children. He is doing so well he decides to expand to...