In just rereading Dr. Fung's "The Obesity Code" he does say the Omega6/Omega3 ratio should ideally be about 1:1, but in the modern western diet it's more like 15:1 to 30:1 - numbers I had read elsewhere.

I avoid the seed oils at home but do occasionally eat out and it's basically impossible to avoid them there. I do try to get helpings of fish. I'm especially fond of sardines