Images needs bandwidth and using lots of them crate problems when you host a site in a home server.
By using this how to for [[DropBox]]at the end you have a share in your network \\hda.yourdomain\Dropbox\.
There is a [[WordPress]] plugin available called [[http://wordpress.org/extend/plugins/dropbox-sync/ Dropbox]]. This plugin will allow you to remotely host your images on dropbox. This will improve loading times and decrease bandwidth useage on your server!