KaydeeKrunk
The Late Great Turt
Some of my fave places are modcloth.com and dollskill.com they have a lot of "my style" kind of clothes so I buy from them a lot. It really depends on your size and style.
I usually buy my clothes on asos or EMP. EMP is a shop with rock and gothic clothing and very reliable
International version: http://m.emp-online.com/
UK version: http://www.emp-online.co.uk/
i try to get stuff only on sale but feel free to check out these sites:
http://www.oakandfort.ca/
http://www.loft.com/
http://store.americanapparel.net/
http://www.zara.com/
https://aritzia.com/
http://www.getplenty.com/