Dear Mr  Smith,
The finish to the Garage roof is smart and has just undergone an extreme test given the weather and to date has performed admirably.

Your staff are to be congratulated on their efficiency, politeness and for leaving the workplace in immaculate condition, they are an asset to your business.
Many thanks for your attention, we would recommend you to anyone for this type of work.

Yours sincerely
Mr & Mrs Gardner, Gillingham, Dorset.

To, Ultimate Roofing LLP
Thank you for getting the work done so quickly, we are very pleased with the final result.

We will definitely be recommending you in the future.

Regards 
Mr & Mrs Gilbert, Portland, Dorset.

Dear Mr. Smith,
Thank you for the prompt completion and I would add that your workman were professional and polite, I will have no hesitation in recommending you to my friends

Regards 
L.C Willis, Weymouth, Dorset.