The new public private partnership law encourages entities which have so far rarely worked together to cooperate more closely with each other. It opens up some promising prospects, especially for the development of Polish cities. However, there are many things still to be learned and many to be changed in adapting the law to the market realities Zuzanna WiakAccording to Marcin Borek, a partner of consultancy Ernst & Young: “Cooperation between private and public entities could have been regulated by the civil code – it was not legal issues that made the execution of PPPs impossible in Poland for so many years. However, thanks to the introduction of a new, clear PPP law, the climate for this type of investment has definitely improved. I have not seen PPP processes being prepared as quickly anywhere as they are in Poland nowadays. Preparing such projects in just ten months might result in uns