Serbinski Accounting Firms

So just so I'm clear on this... It is better to put money in the 401k Roth (after tax) because I will have to pay tax on it if I have a 401k and roll it over to Canadian savings. (401k to RRSP cant be done or is not advisable?)

Ok, I know there are a bunch of posts already for this, but I couldnt really find the answer I am looking for. I am a Canadian in the US on a TN visa and would like to contribute to my company's 401k. I am hoping to extend my stay with the company beyond my current visa, but there is a chance that I...