dont know if i should get .com

so i was thinking about it and i have a few questions and problems

when my domain runs out will my paypal auto pay for i again ir ill i chose to get it again
will this remove the bar at the bottom saying free forums
will i be able to change the name eg www.fdnvkjfd.com to www.ywyhd.com at any time

thanks for reading hope you reply

Nopes, paypal won't make an auto payment.

You are not supposed to remove it as far as i know. I know there are many users who tend to remove them.

Yes you can.