9.99
Using CCleaner will really improve your computer speed.
Once a month
A sweeper with soft brush for the plastic and computer wipes for the screen.
$100.00 to $200.00
At least once a year open it up and clean out all the dust.
$150.00 or more
There are so many softwares available for Clean Computer Like CCleaner, Registry Cleaner etc.. For Computer Hardware Clean use Small Vacuum Cleaner for Dust removing
1 would charge about 150.00 monthly
Never keep your Notebook Computer in working state, powered on or with battery installed while cleaning. Also never spray any cleaning liquid nearby openings on Notebook Computer. Never clean parts of Notebook Computer by tight hands.
No WD40 is not good for your computer. To clean the outside of your computer you should use a damp cloth with warm soap and water. To clean your monitor screen use a lint free cloth with just a little water. To clean the inside of your computer use compressed air to clean out the dust. That's it, anything else may cause irrevocable damage to your computer. Hope this helps.
You should clean your guitar fretboard every time you change your strings to maintain its condition and playability. This helps remove dirt, oils, and grime that can build up and affect the fretboard's performance.
It is not required, but can help cooling among other things.