The main difference being that the more traditional model, featuring pro-rata allocation and collection of payment for order flow, is more geared towards one facet of the investing community, comprised in large part by retail investors who are using options limit orders and other very simple strategies.

FORBES: Examining The Options Flash

Most of the time, though, tax liens are steps in the tax collection process and eventually lead to payment.

FORBES: Tax Man Chases Dread Pirate Roberts (like a Rodent of Unusual Size)

DebtConsolidationCare.com, which offers free advice to consumers with debt consolidation questions along with a free debt consolidation calculator, lists eight benefits of debt consolidation, including a single monthly payment, reduction of interest, and stopping collection calls.

FORBES: Financial Chore #3: Consolidate Your Debt