Can foreigners buy property in Ost?
Ownership is set by national law, so Ost follows the same rules as the rest of Germany. Yes, with no permit and no nationality restriction. Only agricultural and forestry land is restricted, under the Grundstücksverkehrsgesetz. Read the buying guide for Germany
Which parts of Ost have the most listings?
Most of the published inventory in Ost sits in Sommerfelder Straße, Bernhardstraße, Volkmarsdorf.