PcRaiser is advertised as an ‘optimizing tool’, but it’s actually a malware. Its actions after infection are fraudulent: it pretends to be useful tool by offering various services for a certain fee. Don’t trust PcRaiser and don’t purchase its full version. Its offers are fraudulent; PcRaiser is a scam to milk money and nothing more.
Delete this malware with anti spyware tool or use PcRaiser removal.

DrProtection is a dangerous malware. If it has occupied your computer, feel free to use DrProtection removal or download anti spyware and run a scan.
DrProtection shows commercials advertisements and changes browser settings. Its main purpose is to trick people and make them purchase full version of DrProtection. The full version is as useless as a “trial” that infects computers. DrProtection is a scam to milk money.

LiveAntispy is something you really don’t want to have on your computer. It is difficult to uninstall, so if LiveAntispy is on your system, use LiveAntispy removal. LiveAntispy is a clone of another malware named SpySheriff.
LiveAntispy is both rouge anti spyware program and a spyware. Its purpose is to make people pay for non-existent services. LiveAntispy launches large amount of commercial pop-ups to convince users that they need full version of LiveAntispy which is presented as a security tool. LiveAntispy also displays misleading system warnings to make people interested in security software. Do not trust in alerts displayed by this software, they are all fraudulent.
LiveAntispy installs spyware on the infected computer as well.