Eddie - If I remember correctly, all attorneys have equal 'precedence', but I think you can nominate who is number one etc if you want to. Its been bout 5 years since I did them and i'll be honest, my memory isn't what it was!!
I would advise not Cap, I have done it myself for my Mother who has Dementia, there is 2 of us Brothers left, the other brother is a thief I would not trust him with anything regards my Mother, you can do it yourself.