East facing flat is most suitable for flat according to Vasthu Shashtra. The main entrance should be according to map for east facing flat.
Above Marked place is most suitable for main entrance. The other internal parts of the flat should be according to vasthu :
rooms ----- Directions
Pooja room ----- North East.
Kitchen room ----- South East.
Bed Room ----- South, North, North North West, North North East.
Toilet ----- South South West and East South East.
Living Room ----- North North East and East North East.
Study Room ----- South West.
Stove Room ----- North West.