A/V, Malware, Spyware, Suggestion

These are Examples only of what I use, I use the Free Version of all of these with Good Luck. Choose your own Protection but choose a good level of Layered Protection and Use it!
Never run two A/V's at one time, but multiple Spyware/Malware are OK
Avast 2015
MBAM
SAS Super Anti Spyware