When I get the Vorshlag plates (have the GC plates now) I will mark my tie rods. I'll have 0 toe at both min and max camber. Not an issue because I don't track my E90 too often. If I did then I'd just stick with max neg camber.
2015 F34 328iX GT Glacier Silver
2011 E90 M3 Monte Carlo Blue
2004 E46 M3 Imola Red