Your Method in the 2nd part you leveled up "two 5 packs"

5 X 60 (300 levels)
5 X 60 (300 Levels)

You got the origial 10 X 60 (600) and 3 X 60 (180)

Your effiency is 780/600.

My system, usuing 5 accounts (it works with 5 as well as 6).

3 X 30
2 X 60

= 5 X 60

I level 90 plus 120 and get 300.

300/210 I get 1.42 levels for every level I work for. Plus my levels are 5 levels under 30 per 2 levels over 30.

You :

780/600 You get 1.30 levels for every level you work for. You levels are 10 levels under 30 per 10 levels over 30 (you spend 1/2 yoru time at levels above 30 I spend 2/7th of my time above 30).

My cost is an addition single transfer ($25) more then yours.