Originally Posted by
Key8
Just to be clear: When you upgrade from economy to Business on LX with LX ticket stock for purely intra-europe flights: The lugagge allowance stays as per your original ticket. That is clearly stated in the rules. So a light fare upgraded to Business remains withhout lugagge allowance (is not called light any more).
But the OP upgraded from Economy Classic to Business, not from Economy Light according to the first post.
a) if you can try to avoid English (German and French gets you more knowledgable agents) - valid for both phone calls and written comms
Not in my experience. I have dealt with LX in English many times without any problem.
Incorrect messages about free baggage allowance on LX appear to be quite common. Check this
recent thread.