أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I do not use watermark, pictures are not allowed in our documents.
Is my own desicion what is a percentage to use i am the one making a document i just have to make sure that i get attention of a person to have a look at it when i show to public after i've done it.