Many small businesses are suffering slower and slower customer payment as highlighted in this link
http://www.usatoday.com/money/smallbusiness/2011-07-12-small-business-late-payments_n.htm
Lack of cashflow is the main reason for business failure.
Bartercard can help because they can provide an interest fee credit facility to buy goods and services from their members, Bartercard have 4000 UK business members including solicitors and debt collectors (which can help collect your cash)
Contact me for more details steve.bicknell@uk.bartercard.net