ID  Categories
1   Projects
2   Residential
3   Commercial

ID  CATID   Subcategories
1   1   Residential  Projects
2   1   Commercial Projects
3   2   Residential Apartment
4   2   Independent/Builder Floor
5   2   Independent House/Villa
6   2   Residential Land
7   2   Studio Apartment
8   2   Farm House
9   2   Serviced Apartments
10  3   Commercial Shops
11  3   Commercial Showrooms
12  3   Commercial Office/Space
13  3   Commercial Land/Inst. Land