Of Course. Example: When you got 2 Doom tickets from AE ,you couldn't get profit by selling them, but if you still got them on your backpack, and buy one doom ticket from the store, you can sell the 3 tickets from 180 acs each(340 acs profit!!!). So you can sell your free tickets for acs.
For more into, read this topic:
https://www.mpgh.net/forum/759-advent...bug-quick.html