Article Writer needed - English - be quick

I have 10 articles that have already been written for me. I need these to be submitted to sites that I recommend. Then, I need another 20 articles written for me. They must be written in excellent English, both grammer and punctuation. These must also be submitted to article sites. All articles must be content and keyword rich and must link back to my websites using anchor text. This is important. Project should be completed in 5 working days. Bidding will last for 48 hours only. Summary - write 20 articles and submit these along with 10 that have already been written. Article length 500 words. Please bid in GBP, not USD.