i need 50 articles now. These articles will be submitted to various article submission sites so they must be grammatically correct while maintaining SEO styling

1.the articles should be more than 300 words.
2.If you write the articles with poor grammar, I will not accept these articles at all.
3.do not plagiarize or copy articles from the internet. i use softwares to check the originality.

We will be choosing on both price and overall writer feedback.
i need 20 articles only now. so please change your bid for 20 articles.

please do not rewrite the articles. i need original content.

Thanks
DKB