Below is a very brief (and slightly random) synopsis of previous threads. Happy shopping 
Websites which are good to check for deals hot deals UK offer of the day and money saving expert
Track amazon prices at camel camel
Asda Toy sale here
Ashica worth a look here . I think that link is for fellow mner to get credit for referrals (hopefully I did it right!)
Bangzo worth a look for books. Daily offers. here
BHS 10% off with COUNTDOWN10 or if buying kids items, FDKIDS gives you free deliver (£3.95) here
Body shop has an offer on ATM if you enter PAYDAY into the checkout you get £5 off £15, £10 off £25 or £25 off £50 spend AND if you spend more than £35 you get a free gift here or code LOVE for 35% off or try 14671 for 30% off or try EXTRA for 40% off. Try SPARKLE for % off
Book depository worth a look here
Book People - Try codes XMAS262 or W3LOCT or 264XMAS or Ohgoon or baubles Winter Wonderland book selection is popular here
Burtons code AWBOOK gets you £10 off a £40 spend at Burtons menswear until 15th November. here
Cath kidston code for free delivery on orders over £30. Normally £3.95. Code is CKGG. here
Canvas print free here (plus postage) using code huswxp
Charades for Kids only £6.99 here
Cox and Cox - 15% off with code ERN15, ends 15th Dec here
Debenhams free delivery SHD1 here 4 christmas mugs for £10 here
Disney store selected toys half price here
Disney christmas DVD box set £3 here
ELC - code SAVANNAH for money off order until end of November (not all items) here the snowman book for £2.40 board books reduced to 99p the jolly christmas postman for £3.90
Elemis 25% off here with code YYWEDDING25. Not valid on collections/experiences/travel sizes
The entertainer is worth a look for toys here Try 5% off with 8MVC or 8VCC
Face cloths personalized reduced to £1.99 here
Gap - 30% off with code GRAZIA here £10 off a £50 spend with gapvc10
GHDs from asos here £67 when using code MIDSEASON15
H&M code 1304 to get £5 off and then add 0186 to get 20% off whole order 0230 for 25% off one item here
Hive here to support local independent book shops when buying books online
Hexbugs christmas styley here for about £10 inc delivery . More hexbugs here, don?t forget to use debenhams codes mentioned earlier
HMV have a trade in for new ipod touches here
Jojo maman bebe 10% off and free del MM21 or save £10 when you spend £50, £20 when you spend £100, and £40 when you spend £200, use code MTF22 here
Joules -Postage currently only £1. They have a mid season sale on too here 15% off and free delivery, on full price items only HBL15C2, £10 off £60 spend AF1060, £20 off £110 spend AF20110
Unconfirmed codes: £10 when you spend £30 BBYCNU3. £10 off any £30 spend, BBYCNU3 valid 29 Oct to 2nd Dec. Or try WRAP give £5 off £50
BOW gives £10 off £75 RIBBON gives £20 off £100
Ipod docking station from debenhams £25 from £50 here SHD1 for free delivery BG27 for 10% off
L'Occitane If you spend £35 you can use AQU17 for a free gift set worth £23 or any of these:
20% voucher off full price items: MCNOV12
If you spend over £35 use AHUD1 to get free immortelle Collection (worth £20)
Also free full size shower gel if spend over £35 with YOURGIFT
You can only use one code though. here
LaRedoute £30 off a £60 spend code is 0280. There is also a £30 off £60 spend code 0280. Has been used to buy converse! here
Lego thread about discounts on MSE here
Matalan 20% off a £40 spend with the code MAT101240 and free returns. Plus you get free standard delivery if you spend over £50. Go through Quidco and get 5% cashback too. here
Molton Brown - MARIE10 £10 off any order, THANKS free full size shower gel/bubble bath with any order. Postage £4.95. Can?t use both codes together here
naked wines offer is worth a mention - the £40 voucher here
Oasis have 20% off full price items using code sparkle20 here
Paperchase 20% off with red20 here
Peppa Pig Space ship at Argos £11.99 here
Photobox - Use offer code 50BOUNTY for 50% off on Personalised Gifts and Prints here
Pumpkin patch 20% off and free delivery with UKPRSC2 here
Red house is the delivery code here dear santa only £1.99 - DD loves this book!
Sock shop free delivery SOCKIT here
Spice kits can be bought from the spicery
Sylvanian Families half price here
Tesco - LOVEAUTUMN gets you £10 off a £50 spend at Tesco clothing until 31 October here
Thorntons have 5 boxes of choc for £20 here
Verbaudet £15 off a £20 spend 5572 here
Wallis jewelry sale here VCFREE for free delivery
Whittard New customers only welcome10 gives 10% off first order at Whittards. And coffee20 gives 20% off coffee here
The works free delivery code BND7 here or OCT20 for 20% off and delivery for 99p
Uniqlo £10 off £60 spend with ocado10. don?t forget the amazing Orla Kiely scarves here
WH Smith book bundles here Try code WHSPIC20 for 20% off and delivery is free for orders of £15, or if you collect from a store.
WHSmith key ring here seems popular
Zulily is worth a look and has new stock every day. 20MUMSNE15 for 20% off use this link to earn me some credit for referrals 