Had my annual A/C checkup today, on both units on ...

Had my annual A/C checkup today, on both units on my house.I have used this service,(albeit under a different name before consolidation), since my house was built.These people have maintained my systems annually for 20 years.
The Technician today, Mr. Jim Denton, was most courteous, conscientious, and knowledgeable , and willing to explain in layman's terms any questions you might field, or to explain any problems he may find.
Thankful to have such a knowledgeable firm maintaining my systems, and would recommend their services without fail.
Always on time with their appointments!