I'd use both packs of yeast, but not in the boil. Boiling would kill the yeast.
in the 70 degree wort. i've gathered that so far.
i'm on my second batch (irish stout) w/ mr. beer as my first batch is conditioning. i just need to get more bottles within 2 weeks or so, so i can bottle the stout.
i'm using up all of my LME that i received as a bday present so I can move on to a 5 gallon kit that i've been eyeing wishing it goes on sale soon *ahem* austin homebrew Deluxe Brewing Equipment Kit (2 Stage Glass Secondary) *ahem*