11 Burari deaths: 11 questions remain unanswered

There are eleven questions which are unanswered. 

1. All the people were blindfolded apart from two
2. The doors were open, Did anyone come to their house?
3. Why wasn't there a suicide note?
4. Who wrote in registers?
5. Was the family affected by blind faith?
6. Why did the pet dog not bark?
7. Whose finger-prints are found on dog's collar?
8. Was the family in contact with a baba?
9. How did the unfortunate incident take place during function?
10. Why did they commit suicide? If these are murders then who killed them?
11. Is it a group murder or group suicide?