The research result found that most gender of sampling is male, age between 40-45, Bachelor graduate, single, employed by public company, and income per month 30,001-45,000 baht. Investment behavior; sampling more likely to invest in debt securities with Bangkok Bank, invest once a year and invest up to more than 30,000 baht at a time directly invest through the bank. That factors influent to most investment selection are economic volatility, reliability, capital protect fund, financial stability, and frequency advertisement. For higher financial return than deposit, previous operation record, government policies and tax refund, premium gift, free of charge, trading via the internet, trading all the time level is quite much. Moreover, an ultramodern technology, product has various choice of investment, sale persuasion level is quite moderate, and policy of no minimum rate has least influence to investors.