Most penny stocks are change trade on either the 'OTCBB' exchange (over the counter bulletin confiture) or on what is called the 'Pink Sheets'. OTC markets can be part of the NASDAQ which is the National Association of Securities Dealers Automated Quotation. OTCBB stocks

combine national, regional, and foreign equity issues, warrants, units, American Depository Receipts and Direct Participation Programs. OTC quotation services (OTCBB, Pink Sheets) assist quotation of unlisted securities. OTCBB issuers that become disregardful in their necessary regulatory filings will have their securities withdrawn from the OTC Bulletin Accelerated. There are generally inexhaustible potency for the growth of ample sufficiency and this is extraordinary tempt to OTC BB investors.