Hi all, I am looking at building my savings using the Canadian Couch Potato method and possibly dipping my toes into investing. I currently bank with TD and have $10,000 in my RSP (Comfort Growth Balanced Portfolio) and $10,000 in my TFSA (emergency fund). Norbert’s Gambit at TD Direct Investing | PWL Capital Mar 06, 2017 · US-listed ETFS are the most tax-efficient way to invest in foreign equities within your RRSP account. The funds also tend to have lower annual fees than Canadian-listed ETFs. However, they must be bought and sold in US dollars, and if you have to exchange your Canadian dollars for greenbacks, it can be extremely costly.