Primary Key. DEFINITION: A primary key is a field in a table which is unique and enables you to identify every record in that table. Imagine what would happen if Mrs Smith telephoned the school to ask the secretary to pass on a message to her daughter Charlotte.
other factors may include the local market and reputation of the provider according to a genworth financial cost of care survey the national average for licensed companion care services is $ 18 an hour and most services require a 4 hour minimum
Services are provided at no charge.Other ways to find a senior companion include: 1  Certified Home Care Agencies and Hospice Agencies provide senior companion services. These agencies are strictly regulated by the federal government. 2  Non-certified (and non-licensed) agencies provide nonmedical home services.