Conventions of the DIGIPAK form

1.  What is a DIGIPAK and how is it similar/different to an album cover?

The DIGIPAK has additional features and extras whereas a CD album doesn't, CD albums also usually have only two faces but DIGIPAK can have more.

2. What does a DIGIPAK net look like and how many faces are usual?

A DIGIPAK typically consists of a gatefold, with a paperboard or card stock outer binding, with one or more plastic trays attached to inside the generic. It is a 4 - 8 panel net that is eventually folded, so usually 4 - 8 faces on the DIGIPAK.

3. What do we usually find on the various faces of a DIGIPAK? 

On the front face you would usually have a picture of the artists advertising them, also the name of their CD. 
In the first inside face it usually has a slot for a lyric book
The middle inside face is where the CD is kept 
On the back it will have all the names of the songs featured on the CD also a bar code.

4. Does there need to be a connection between the faces of a DIGIPAK? 
There must be a clear connection between the faces to promote a brand and to make sense