Software by GetByMail.com:

With GetByMail you can stay at home and have access to your office computer and vice versa through your e-mail account. You can get remote directory listings, download/upload files and directories, perform change dir, make dir, rename and delete operations, capture remote computer desktop screens. GetByMail gives you a unique ability to share files on your computer with other people simply through e-mail. GetByMail is compatible with Gmail.