An instruction from the client to the broker authorising him to use his discretion & try to execute an order at the best possible price. An 'at best' order is valid only for day it is placed.
Disclaimer: Trading and investing in commodities & stocks is high risk activity. Any action you choose to take or make in the stock market is totally your own responsibility. Source2update.com
Disclosure: The information at this website is neither an offer to sell nor solicitation to buy any of the securities mentioned in here. The writers may be or may not be trading on the