Advance Conference – International Web and StartUp Conference in Cologne - September 19 & 20, 2011, Cologne (Germany)

Try Airbnb and use the promotion code “Advanced” to save $30 when your booking is over $60.

Find available accommodations in and around Cologne here.

Founded in August 2008 and based in San Francisco, California, Airbnb is a trusted community marketplace for people to list, discover, and book unique spaces around the world online or from an iPhone device.
Airbnb is the easiest way for people to showcase their distinctive spaces to an audience of millions whether the available space is a castle for a night, a sailboat for a week, or an apartment for a month.
Airbnb makes the process of listing or booking a space effortless and efficient. With listings in more than 18,600 cities and 192 countries, Airbnb offers the widest variety of unique spaces for everyone, at any price point around the globe.