We'll let you into a little secret: below is the holy grail of 'life hack' knowledge.
Whether you require amplified sound in the bathroom (ahem... from your phone, nothing else) or a way to cool your alcohol without getting that horrifying watered-down ice cube situation - they're all here.
But don't thank us, thank Dan Marshall - author of brand new, life bible: Life Hacks: Handy Hints To Make Life Easier.
Be prepared for awesomeness...
Extracts taken from Life Hacks: Handy Hints To Make Life Easier by Dan Marshall.