Originally Posted by
seawolf
You may lose your eligibility to obtain a refund under UA's "no refund until ticket expiration" and/or to file a dispute under "services not received" if you accept an ETC if you decide at a later point in time you don't have plans to use ETC. You are essentially accepting a "store credit/gift card" that is no longer tied to original credit card ticket purchase.
So, if we plan to a)pursue a refund via a chargeback on our credit card, or b) at the end of the 12 months have our ticket cost refunded by UA, we would want the flight credit?