Tallinn (or Estonia) useful websites

I find that moving to a new place, knowing where to look for things is crucial.
I am still quite new to Tallinn and I am not sure what websites to look up for information. (i.e. cragislist like service.. restaurant review website.. local business directory)

Here are some of the websites that I find useful so far, share yours. I am sure someone will find it useful.

Protected content - housing search
Protected content - classifies
Protected content - price comparison
Protected content - job board