[Rental apartment - Public liability Insurance]

This company specialise in insurance for holiday home owners and I believe they have public liability insurance options.

http://www.intasure.com/

[good web site to advertise a gite on]

http://www.holidaylettings.co.uk/  Apparently the most popular self-catering site in the UK with 90% owner renewal rates.

[Setting up a website for gite rental]

www.holidaysitebuilder.co.uk They have really professional looking websites specifically designed for holiday homes and holiday lets. Very user friendly with a number of differnt styles and templates. I use them and I got a discount of £20 by quoting EOW. I found this on the Eyeonworldwide website.