These updates affects Google SERPS in a specific way and requires specific content and link-building tactics for you to follow.
Panda is an algorithm that launched in 2011 February. This algorithm remove redundant content and spam from Google’s index. Its latest update 4.1 ( nicknamed “Farmer”) was rolled out on September 23, 2014.
Penguin is also an algorithm, but targets Keyword stuffing.
Still sounds like a task too tough to tackle?