30 Technical articles needed (1$)

I need 30 technical articles related to many fields... i will mail you the subject if u are interested to bid...... need articles which created backlinks and keywords related to site All the articles must be plagiarism free and own creation which should be unique..... will get more and precise works from me if its quality works.... i do have many writing tasks with good pay..but for this , i can only pay 1$ per article since i need in bulk thanks