Here are the policies, procedures, benefits, expectations of the employment relationship, professional behavioral expectations, and more that are often found in an employee handbook.This sample table of contents also covers pay, performance expectations, and legal issues.. See our precertification lists or utilize our CPT code lookup to see whether a procedure or service requires prior approval. Discover the Aetna difference.. Farmers Insurance Group was founded as Farmers Automobile Inter-Insurance Exchange in 1928 by Thomas Leavey and John Tyler. The first office was in Los Angeles, California where the company still has headquarters in a nearby suburb. In 1935, the.