Incidents of Courier Fraud which is were someone phones up and says that a card has been fraudulently used and to assist in an investigation a courier (Police/Bank/Mail) person will come and collect the card as evidence have been happening in Stratford District.
I have attached advice for this in a pdf and web link. https://www.warwickshire.police.uk/article/16140/Phone-scams
There have also been Two incidents in the past few days as well which are doorstep crime are below (Stratford & Alcester):
Door step peddling- http://www.stratford-herald.com/95765-police-warning-door-door-visits.html
Localities & Communities Officer (Stratford)