Help on APT, poor documentation

Hello, I am using APT to upgrade my debian distribution, but I have some problems which I cannot find a solution because I have not found enough APT docs. So I ask you: 1) How can I set a correct "file" or "copy" source in sources.list? 2) How can I make a directory in my hard disk as a source o

need help on APT, poor documentation

Hello, I am using APT to upgrade my debian distribution, but I have some problems which I cannot find a solution because I have not found enough APT docs. So I ask you: 1) How can I set a correct "file" or "copy" source in sources.list? 2) How can I make a directory in my hard disk as a source o