Hi, Let's see if I can answer some of that. Nags: They are what they are and all freeware contains them. Once you have seen each of the nags it shouldn't show you it again for a while (but may show a different new offer if there is one). However some people clear out CCleaners own cookies, (either by changing settings in CCleaner itself or using another cleaner), and if/when they do that CCleaner doesn't know that it has already shown the nag so will show it again. Of course buyi