What are you currenlty on? Any broadband connection is more than enough for the amount of data coming through that serves the box You just have to decide how much you want for everything else.
When you say small data package what are we talking a few GBs? hundreds of times enough for the amount of data coming through.
Do you have any VM services currently? Its always better to have a live feed into the house serving something. VM smallest broadband connection would easilty cover wat you need