The trade war is causing hesitation among retail investors when it comes to investing in the stock market.Starting to invest now and using dollar-cost averaging can aid in reaching long-term financial goals.Katie Klingensmith, a CIO, offers four crucial tips for new investors to navigate the market uncertainties.Having a regular investing plan through dollar cost averaging helps in building a portfolio steadily over time.Beginners should stick to basics like index funds, ETFs, and blue-chip stocks for a simpler investment approach.It is important to diversify investments to reduce risks and take advantage of a broad basket of securities.Understanding your risk tolerance, financial goals, and emotions is crucial before diving into investment.Keeping a long-term mindset and refraining from emotional decisions during market fluctuations is key.During uncertain times, holding cash reserves can provide a sense of security over risking all investments.International exposure in investment portfolios can offer diversification and potentially reduce risks associated with depending solely on US markets.