All communication after filling the form on right side is made through email only. Most websites through login keep all the user data on website and anyone on google can search for your completed question answers. We, at Help in Homework, do not indulge in above thing and as such make sure that no data about your questions or information is put on our website for others to see.
You can simply put deadline and your email address and we will get back to you on email and discuss.
At max, all files you upload through this form should be less than 20 MB in total. If you are in doubt, or you have files more than 20 MB limit, please email us your question details on email@example.com in which you can just attach your files however long the size maybe.