you can get better elevators by not building long shafts but many short 1es..(that costs much more money so don't do that early.) that's because there are much more elevator cabins. please + so others can read too...
oh come on i thought the "achiever 1" medal had to be done in 1 flight....afterwards i do the "achiever 2" not on perpose by doing them all in different flights...what i want to say is the medal should be all in 1 flight not in 1 game