u can get slides and notes on all units from the below link
Code:
http://www.ziddu.com/download/12878218/SPM.rar.html

OR

http://www.mediafire.com/file/apgsfm8ryidb7i0/SPM.rar
OR

UNIT-1
http://www.ziddu.com/download/6279381/1unit.rar.html


UNIT-2
http://www.ziddu.com/download/6279380/2unit.rar.html


UNIT-3
http://www.ziddu.com/download/6279382/3unit.rar.html


UNIT-4
http://www.ziddu.com/download/6279379/4unit.rar.html