hello,i just pre ordered my new iphone 6s plus 64gb on verizon website in full price,just want to keep my unlimited data, after i made purchase, verizon sent me an e-mail,it shows my rate plan add a 2gb data plan for $30,plus keep my unlimited data which is $29.99,so my new monthly payment add $30 more,what is that mean? is that means i have to keep both of them to get unlimited data? can i remove this 2gb plan after i receive my phone? so far i can not do anything before i receive my phone. thanks a lot.