They did it by using the suggestions on this site (and many of them then contributed to this site). You need to read the Repossession section in full to get the knowledgeg and "attitude" that brings people through.(posted 8195 days ago)But note that if you have a current mortgage, a mobile phone, credit or loans then your earnings and assets are visible to the people chasing you, so it is easier for them to assess whether it will be economic to actually take you to court.
Lee