Originally Posted by norrie

hi all,firstly,sorry if ive posted in the wrong section,im a newbie here,still finding my way about.
anyway,im tarvelling as usual china airlines amsterdan/bangkok business class,ive used them 3 times and am a dynasty club member.my question (s)is this,if i want to upgrade to first class,by means of payment,can i do this at check-in?do i have more chance if im smartly dressed?whats my chances of just askin for an free upgrade?ive only 35000 miles on my card.
thanks.