coin rolling

I now travel in northern Georgia (mountain and rural farm areas) on a daily basis with my job. I pass many, many small convenience stores. I was thinking of buying change from the store owners. what could I reasonably expect in terms of silver, old coins, wheats, indians in $200 of change from...

I'm trying to order Eisenhower dollars and 3 Bank of Americas, 3 PNC Banks, and 1 US BANK have told me no guarantee of getting that specific dollar. Which bank do you use to get these? Thank you,