Digital printing cuts plate waste and lets you print only what you need, but it is not automatically greener. What the environmental trade-offs really are.

How digital printing on plastic film works, which films it suits, and how it compares with rotogravure on cost, colour and run length.

Eye marks keep form-fill-seal lines cutting in the right place. What they are, how to size and position one, and the mistakes that cause misregistration.

How triadic color schemes work on flexible packaging, with examples and practical tips for picking three colors that hold up on a crowded shelf.