Normally autocad is used to make top down floorplans, with measurements for almost everything, so that you can build what is drawn, with horizontal detail drawings of those things that require detail drawings of how its constructed, from the bottom of the foundations, to the top of the roofs.
In other words, a drawn detailed description of the job as a whole.
Wow... my final exam assignment is still online: https://bygud.praxis.dk/course/view.php?id=16 Its in danish, but you can see the blueprints im talking about.
Tthe prompt for the question was a conversation yesterday with my coussin, who has just been locked out of his online portfolio by a phishing attack, and who is now upping his security game with microsoft password manager, and online passivity.
But what is some basic tips i could talk with him about? And i could use myself, who have looked at bitwarden for close to half a year, stuck by figuring out a master password, and a healthy dose of paranoia of forgetting it