rent a furnished apartment
or find a part time job
leaflet distributor :)
Some of the saving masters I know, achieve amazing results using
combination of gas/coal stove and solar collector (for domestic water heating).
Hard to believe that the Sun can heat the oil up to 90 st C in Olsztyn's latitude.
olsztyn.com.pl/post,18221,sloneczna-energia-ogrzeje-olsztynskie-placowki,,1.html
Article on solar collector in Poland