State the problem, its effect and what you need. Because and so help connect the reason and result without unnecessary detail.
Practical examples
The file will not open, so I cannot review it.
الملف لا يفتح، لذا لا أستطيع مراجعته.
Could you send it in another format?
هل يمكنك إرساله بصيغة أخرى؟
I am calling because my order is incomplete.
أتصل لأن طلبي غير مكتمل.