A foster child is any child placed with you by an authorized placement agency or by judgment, decree, or other order of any court of competent jurisdiction. (hrblock.com)
(b) may make such other orders as it considers necessary to secure that independent representation of the child's interests. (legislation.gov.au)
However, the need for placing market orders arises when the trader needs a sure - shot entry or exit from the market, which may not be possible with other order types. (adigitalblogger.com)