There are different programs available to help you with how to copy DVDs correctly. Choosing the one for you will depend on exactly what you are looking for. It will be determined by things such as how you want to view your DVD's and whether or not you want back-up copies.
For instance, one way to copy DVD's is by connecting an HD-DVD drive to an Xbox 360 system. This is a great way to copy and view movies provided you own one of these systems. How to copy DVD's this way, the first thing you will need is an Xbox 360 with HD-DVD drive. Next you need an HD capture card that will allow you to capture the audio and video. Lots of drive space with very fast write time is a must along with disks designed for writing with real time capture. Make sure you have the correct cables and video conversion software and you are ready to go. However, this way is not the best option if you want back-up copies.
Another option is using a dual layer DVD. These can be up to around 9GB in size. You may want to look into using DVD shrink, Menu Shrink and Nero Burning Rom to help you create your DVD copies when using a dual layer DVD. The simplest way and how to copy DVD's correctly this way is by first downloading and installing "alien" and "xDVDShrink" as RPM, the file you need is called mdk.noarch.rpm. A few other files you will need are called the "non-free repositories active", "universe" and "multiverse". Once everything is downloaded go to the rpm file and click on "sudo alien dvd * rpm". When this has completed running you will have what is called a ".deb file". Next run the script to set it all up, answer all the questions then hit "CTRL-C". Insert your disk, click on "Select from DVD" hit start and sit back and relax while you movie is being copied.
Copying DVD's can be as complicated or as simple as you want it to be. The simplest way on how to copy DVD's correctly and easily is to buy a basic DVD burner along with some blank DVD's. Next, download and install AnyDVD and CloneDVD. Run CloneDVD and follow the step by step instructions and the next thing you know you will have copies of your favorite movies.