Request: please

I want to delete my posts. But I couldn't edit them tp delete it. Can you please help me in this. I am going to publish my book. So it's very necessary for me to get it done so quickly.

So can you help me in this please

Username: arshiabigya

Can you please give details dt members or anyone who is in charge to do such things. 

I am so frustrated right now. Please help me guys. If you know global moderators or anyone who can help me. Can you send their names.