First time overclocking

im simply looking to go to 4.0Ghz can i follow the sticky below, and just raise multiplier 1 by 1 until im at 40, also enable and disable said settings and test after each restart. and job well done?

anything i should know

build is a i5 2500k







(http://www.tomshardware.com/forum/265056-29-2600k-2500k-overclocking-guide)

Follow the guide, if you run into problems that the guide does not discuss, post a question and we will try to help. just make sure to follow specifically about the temp and voltage as you don't want to damage your chip.