Free 100GB Online Storage Space at SurDoc for Cloud Backup and Sync

SurDoc cloud is one of the hottest cloud storage services. People who are looking for free online cloud-based backup and synchronization storage space can now get 100GB from SurDoc, free of charge. SurDoc is competitor and alternative to other online storage space and sync service providers especially DropBox, Box.net, SkyDrive, Pogoplug, and Google Drive.