from an amateur fanfic writer.
1.) Don't put 'my summary sucks/I can't write summaries' in your summary. If you can't take the time to write a decent summary, what's gong to make the reader think you can take the time to write a decent fic?
2.) Don't beg for reviews, and for the love of God don't put 'I won't update again until I get X amount of reviews' at the end of your chapters. I see this all over the place and it makes you look just as conceited as you think it does.
3.) Get a beta-reader. I don't care who it is, your sister, brother, friend, mom, English teacher, whatever. Get someone to go through and read your shit. You'd be