You can fill out forms and sign documents that you receive on your iPhone. After you complete a form, you can add your signature and share it with others.Pima simplifies the process of sending compliance documents to your buyers. You can now easily search, record and receive your documents online from your home or office and easily pay any recording fees from any device. Go to the Notes app on your iPhone. In a note, tap the Attachments button , then tap Scan Documents.