[i]oh hell yes.[/i]
>> Install [url=http://nraas.wikispaces.com/StoryProgression]Story Progression[/url] so you can have characters in town doing their own thing, properly (e.g. getting married, getting abducted by aliens, ect. instead of mostly sitting at home and sometimes going out)
>> Build a Spam city, with different families in different houses. Disable any NPC Sims entering your perfect spam world.
>> Flit between households as you like, building up a glorious spam nation. Revel in the chaos as one RPGuild user marries six other users consequetively, while another become a ghost and makes purple ghost babies.

It's my favourite way to play Sims. You can build up one house at a time if you like, but it's so fun to come back to a household and they've actually done a decent amount of stuff.

[i]Curses. Now I want to play sims...[/i]