Selected in KVS but have doubts in mind!

Selected in KVS but have doubts in mind!

All important information are there
Question Covered:
1. When my KVS joining letter will come?
2. When Regional List will come?
3. What documents are needed to provide in school?
4. What is medical certificate?
5. Leave after joining for DSSSB Exam, Emergency, maternity, extension etc.
6. Quarters and Accommodation
7. Should i join KVS?
8. My school is very far, Chennai region allotted.
9. How to change region and school?
10. Salary
11. Why I don't get more marks in interview?
12. Was there any corruption in interview or in KVS selection?