Document scanning: Do I need a scanner, or are clear photos from my phone camera accepted?

Clear, high-quality, readable photos from a phone camera are generally accepted, provided they are converted to a standard format (like PDF or JPEG). Requirements for Acceptance: 1. The photo must be well-lit and clearly legible. 2. The entire document, including all four corners, must be visible. 3. The file size must be within the portal's limits (usually 2-5 MB).