There are two ways - either upload the artwork soon after choosing your template or send us your design later via email to artwork@smartsign.com or fax a sketch to 718-504-4448. If you choose to send it later, customer service will contact you once the order is finished. While uploading your art, your files are recommended to be smaller than 10MB. We accept various file-formats including .pdf,.eps,.cdr,.ai,.psd,.jpg,.tif,.gif,.bmp,.tif,.tiff,.jpeg,.png.