Some Headline Stats:...

Q4 2010 Figures compiled by Paragon.

3.2 million private rented properties in the UK

Yields 6.1% average
Portfolio: £1.51 million average
Void Periods: 2.9 weeks average

Landlord confidence remained healthy, with void periods falling again, aveage of 2.9 weeks a year.  Yields had stabalised.