When JPG to PDF conversion is useful
Submitting documents to organizations
Many institutions require documents in PDF. Convert passport scans or certificates to PDF for official submission.
Creating electronic portfolio
Collect photographer's or designer's work in PDF format. More convenient for viewing than separate files.
Photo archiving
PDF is a stable format for long-term storage. Sign and protect valuable images.
Preparing for print
Print shops often request PDF. Convert images preserving exact dimensions for printing.
Sending via email as attachment
PDF is perceived as a document, not just a picture. More professional for business correspondence.