Intake manifold gasket

Im changing the intake... For the first time on a 2000 dodge caravan 3.3L and i need some advice. What should i avoid? Dos and donts? should i replace the upper as well? Should i replace anything else while im doing the intake manifold? AAALLL tips and answers are greatly appreciated this is my first go at this

Daygo10, I would upload the page but I don't know how but here goes Type in 2000 dodge caravan 3.3 into search engine of your computer on mine go down about 5 paragraphs and you will see www. just answer . com intake gasket replacement, it will walk you through step by step. Even gives torque specs. I would have listed them here but too many steps. Hope this helps. Good luck.