There is no silver bullet or one-click protection for online security. It requires vigilance at all times on multiple fronts and this tip is in no way a cure-all but it will help reduce the size of your digital footprint. If the hounds of crime ever start to track your scent why not leave as few breadcrumbs as possible.
In Chrome it’s called Incognito, in Internet Explorer it’s InPrivate, but no matter what browser use this mode. Yes it will slightly inconvenience users, for example, saved IDs and passwords may not work, sites may not remember your geo-location but in the long run you will be safer. Happy computing!