Work / Popular pay days in Poland [7]

Am doing some research into Poland and am wondering if there are specific pay days for a worker in Poland. So far I am under the impression there may be two days potentially around the 10th and 30th. Does anyone know any more specific information?

Thank you

Real Estate / How can I see house prices on property search websites in Poland? [7]

I am looking for a polish website where I am able to search property's to get average house price by postcodes. Any one know of any websites like Zoopla for example that are based for polish postcodes?? Thank you