"As a result, a new plan would call for the House to pass the Senate bill and send it to Obama. The Senate would then use budget reconciliation rules to make several changes demanded by House Democrats. Those rules prohibit filibusters."
What reconciliation rules they are I don't know.
Was this procedure hard to figure out?
The reason reconciliation was set up was so that the financial numbers could be tweaked with minimum fuss on bills whose policies were already voted for by the Senate.