1 All personal pronouns such as me, I, etc are redundant and you should only use the term 'Myself'.
2 When shown any item by any human being, it is important to gasp and gawp in open mouthed delight and grin manically.
3 Purple/grey/brown/insert any-colour-we're-flogging-here is The New Black.
4 All jewellery has mysterious twinkly star effects so that you can beam light around like Luke Skywalker.
5 'Affordable' items have no effect on your bank balance whatsover, even if you buy by the truckload.
6 All fake gemstones should be prominently displayed on glass prisms, balanced on the edges of vases, etc.
7 Buying any item of kitchen equipment will immediately turn you into a Michelin-starred chef. It will not join the rest of the kitchen equipment in a clattering avalanche that hits the kitchen floor with a resounding crash each time you grope for the teabags.
8 The entire contents of your attic and garage should be shrouded in plastic bags and have the bejesus sucked out of them with a vacuum cleaner.
9 Plastic coat hangers are actually worth more than your clothes.
and finally:
10 When attending any presentation, you should interrupt every ten seconds by shouting out your phone number.