When a company decides to factors account receivables invoices to a principles factors or broker, it needs to understands the risks and rewards involved with factoring. Amount of funding can vary depending on the specific accounts receivables, debtor and industry that factoring occurs in. Factors can limit and restrict funding in such occasions where the debtor is found not credit worthy, or the invoice amount represents too big of a portion of the business' annual income. Another area of concern is when the cost of invoice factoring is calculated. It's a compound of an administration charge and interest earned overtime as the debtor takes time to repay the original invoice. Not all factoring companies charge interest over the time it takes to collect from a debtor, in this case only the administration charge needs to be taken into account although this type of facility is comparatively rare. There are major industries which stand out in the factoring industry which are: