Originally Posted by
Mccauleybil
As long as you are headed to the bank for clean / crisp / fresh / new Hundreds, pick up some $2 bills (need not be clean / crisp / fresh) but many Asians believe them to be lucky. I carry several for tipping, and I am convinced they are more appreciated than a $10 or a $20 would be. Gifting them around CNY is especially appreciated.
We brought a stack of them to VN. While they were clearly appreciated, I can't imaginge a crisp $10 or $20 would have been appreciated less. $2-bills carry a premium there, but not 5-10 times the value, unless you have uncirculated notes from specific in-demand years.