According to Vastu Shstra the home main entrance in North direction of North North Wet side is good. A map is given bellow about this home main entrance direction :
First you should divide eight of Northern side in eight equal parts. The 3rd and 4th part is most suitable for home main entrance. This type of main entrance help us increasing money, Business, Education and olden wealth. It is also beneficial in governmental purpose.
If it is not possible on proper place then two picture of lord Ganesh should be fix on both side of main entrance above the door. The door should be open inside and on attractive bandnadara is also hang on the door. A mark of Swastika and shape of two colour kalash should be fix on both side of door.