Investing Brokers. The StockBrokers. International travelers love that you can use your Schwab Investor Checking ATM card anywhere in the world with no fees. Trade not only stocks, ETF and multi-leg options, but also futures, options on futures, and forex. The robo-advisor style app invests exclusively in ETFs to build you a diverse, broad portfolio in line with your investment goals. Its capabilities will be available for other asset classes over the coming year. On the innovation front, TD Ameritrade was one of the first brokers to offer an Alexa Skill, and in August , it became the first broker to integrate with Facebook Messenger, embracing the future of artificial intelligence AI with its own chatbot.