The couple, both in their eighties and who have asked not to be named, were targeted by cold callers claiming their foam insulation needed to be removed. The couple paid the firm thousands of pounds in the process. The Journal reported on the couple's experience, and on seeing the story, MPS Services decided to step in. The company, which specialises in pest control, proofing and insulation solutions, is based on Churchfields Industrial Estate in Salisbury. "I just hear too much about this kind of cold calling scam, and it happens regularly to elderly people.