We have a comprehensive book (> 200 pages) full of tricks and tips to guide you through Patrician 3
it is in german (german PDF-File)
you can take a look at our international tips and tricks board
perhaps the english manual could be of help to you.
there exists an Patrician III Wiki
You can get help for patrician 4 in our international P4 board
or take a look at fagers Website Tips und Tricks.
Please send us useful links we can publish here.