upload-files-to-google-spreadsheets.html

<form method="POST" action="//api.cloudstitch.com/ted/magic-form-3/datasources/sheet" enctype="multipart/form-data" class="magic-form">
    <input name="FirstName" placeholder="First Name" />
    <input name="LastName" placeholder="Last Name" />
    <input name="Picture" type="file" >

    <input type="hidden" name="_redirect" value="http://www.google.com">

    <button type="submit" class="form-btn">Regular Submit</button>
</form>