Simply add your Dropbox link to the project details, add your header image and send to client, choose to lock the gallery until paid or send it with shareable link
Use Dropbox links
keep your images safe and in your storage device, just add your shareable link from either Dropbox and create a stunning gallery for your clients, use any link from Vimeo to Youtube to add to your gallery.
Let Dropbox do the heavy lifting
No need to upload images to an external hard drive only to have to replace the image when a client wants edits, simple edit the image in Dropbox, Press save and your gallery is instantly updated