Seven

The strategies are:
1.Sanman - Appeasement, non-aggression pact
2.Danda - Strength, punishment
3.Dana - Gift, bribery
4.Bheda - Divide, split, separating opposition 

http://chanakya.brainhungry.com/saam-daam-dand-bhed-chanakya-neeti/
 
 5.Maya - Illusion, deceit
6.Upeksha - Ignoring the enemy
7.Indrajala - Faking military strength

http://en.wikipedia.org/wiki/S%C4%81ma,_D%C4%81na,_Bheda,_Danda

General
http://en.wikipedia.org/wiki/User:Jugaad_Theory