Interpretation refers to transferring a message from one language to another verbally .
Translation means to transfer a message from one language to another in a written format.
Therefore, if it is face to face, you need an interpreter. If it is a written document, you need a translator. Engagements may be cancelled with 48 hours notice. Otherwise, if cancelled without proper notification, the interpreter shall receive full compensation for the period contracted. Via e-mail or fax for delivery, receipt, proofreading and editing.