Put your signature at the end of the paper.

Wearing only black is her signature look.

I had to sign my signature.

What it means if it is a signature is that a person should have read and then agreed to the conditions on the paper. A signature usually indicates that a person understands and agrees with a document.

no they will deliver it to your house with no signature

Hire a handwriting expert

It can be, but it will be almost impossible to read and impossible to photocopy.