You can contact your bank to get a reference from a local brookerage that is reputable. Many banks deal with these companies on a daily basis.
Most if not all stock brokerages sell options. I know Scottrade does.
This depends on what type of brokerage one is seeking information on. There are different types of brokerages such as insurance brokerages and mortgage brokerages.
You can sell your Iraqi currency from Dinar Currency. It is one of the most reputable foreign currency sellers around knows in their hearts that they are in good hands. It is a legitimate firm that sells foreign currency.
The best place to buy Zimbabwe currency is through reputable online currency exchange platforms or from authorized foreign exchange bureaus. It is important to ensure that the source is legitimate to avoid scams or counterfeit currency.
Most mainstream brokerages operate online trading sites as well, and a few brokerages only offer online trading. A few reputable sites include Sharebuilder, E-Trade, and Scottrade.
Some of the top online stock brokerages for investors include TD Ameritrade, Charles Schwab, ETRADE, Fidelity, and Robinhood.
One can find discount online brokerages on a few websites. Stingy Investor website and Questrade for example have exclusive lists of Canadian Discount Brokers.
His currency was the half dollar or know as the silver dollar.
I don't know about "libia" but Libya's currency is the Libyan Dinar.
I do not know of a currency in use by 27 countries.
Misprints on currency are considered valuable by collectors. If you have a misprinted note, you should keep it in good condition and consult with experts or reputable currency dealers to determine its worth. It may be worth significantly more than its face value.
Information about online stock brokerages can be found on wikipedia or MSN finance. More comprehensive information can be obtained from online brokerage firms such as TD Ameritrade or USAA.