There is problem with the underground water reserves in most areas of (area and country name), and (area name) is one of the troubled area .
This will not mean that the water you might be currently drinking is dirtied. We really are not qualified to evaluate the safety or deficiency of safety in drinking this particular water.
We can, though, guarantee that the water we acquire from mineral springs and sell all around the city of (city and country name…) is pure and safe to drink.
We have enclosed a self-addressed card which entitles that you a free quart individual are drinking water which among our service representatives will bring to your residence in order that you could test it for yourself and see if it’s to your liking. While he is there, he will be very happy to explain our home delivery service.
If you would like to receive your free sample of our mineral springs water and discover more about our home delivery, please mail your query or contact with us at your possible time.
We will be looking forward to serving you with best quality. thank you,
Name of the authority…