I have been thinking about creating a central storage for my home computers. I have been using dropbox but I don't feel comfortable putting all my files in the cloud. So I finally pulled a plug on Synology ds212j . I was debating between synology and QNAP . I decided to go with Synology because it was less expensive and appeared to be more popular. I also ordered 2TB WD Red hard drives, courtesy amazon.com recommendations. If you are in the market for a NAS, here are a few things to keep in mind; 1. Hard disk size : If you are planning to buy a new drive, it is recommended to go with a bigger size because it would save you the effort to reconfigure the volume . But if you are on a budget and want to use existing hard drives then you may find Synology Hybrid RAID useful. It allows you to make the most of available storage and provides simple steps to replace the hard drives in future. 2. It is not a backup : I was surprised when I read in forums that RAID is not a backup be...