Aire Valley Mortgages 2007-1 plc

The fourth transaction in the Aire Valley Mortgage series from originator Bradford & Bingley
(offering circulars & Investor Reports for previous issues all available on EuroABS), where
the underlaying collateral takes the same format as the previous transactions, being a mixture
of buy-to-let loans and self-certified loans.

The 98,489 loans have all been originated via Mortgage Express, which is a wholly-owned
subsidiary of Bradford & Bingley. All the loans granted have been to individuals and limited com-
panies with a full guarantee to their directors, resident in the United Kingdom and secured by
first ranking mortgages over buy to let and residential properties situated in England, Northern
Ireland, Wales and Scotland.

Of the initial portfolio pool, 78% are Buy-to-let loans, and 21% Self-certified. In theory, up to 100%
of loans in the trust property can be buy to let ( the collateral may change during the life of the
transaction through substitution). Average seasoning is 2 1/2yrs, with a current weighted average
LTV of 80.45%. The initial pool also sees a geographical concentration in London and South East
(60.0%), with the next three main regions being: Midlands and East Anglia (12.7%), South West
and Wales (11.0%), and the North West (6.9%).


Compare/contrast: previous Aire Valley Mortgage deals, Kensington Mortgages Securities 2007-1,
Eurohome UK Mortgages 2007-1