12:00Stuart LinnellPaperless billing, nappies and baby birds.BBC Radio Northampton Duration: 2 hours Fri 20th May 2011, 12:00 on BBC Radio NorthamptonStephen Rhodes sits in. Are e-invoices really more environmentally friendly than paper ones? One local real nappy firm, are finding new business despite rising cotton prices.GenresEntertainmentBrandStuart Linnell Source: BBC Online