Yet another problem of TLH is that you must have all your investments with Betterment to ensure you don't trigger the "wash sale" rule. (Alternatively, you can

Yet another problem of TLH is that you must have all your investments with Betterment to ensure you don't trigger the "wash sale" rule. (Alternatively, you can handle it yourself manually, but that negates most of the benefit of having Betterment from a TLH perspective.)