A Simplified Individual Voluntary Arrangement or SIVA is basically a new form  IVA which is a method of clearing debt without being declared bankrupt. 

A normal IVA is only available for people with debts over £12,000, but is generally used when debt levels are higher - often in the range of £60-70,000.

The benefits of a SIVA is it can be organised for lower debt amounts and be set up quickly so that get control of your finances sooner rather than later!