>70% drawn is ok for adding the second box. Because all the warmth and
>activity will be above the center of the bottom box the bees will draw frames
>in the middle of the 2nd box before the outsides of the bottom. Your job will
>be to move these down keeping brood with brood to fill the 1st box. Keep
>feeding them and correct any malformed combs.

For us neophytes, can you explain what you mean by correcting any malformed
combs?

Thanks