Asking Friends For A Link To Their Kids' UGift 529

In the 90s, my parent's friends gifted us a few bonds, and I legit didn't understand. But now I'm an adult, and I...still don't understand bonds? But, in hindsight, I'm grateful they cared about my financial future. Nowadays, around birthdays and holidays, if we know our family friends have an open 529 Account for their kid, we ask for the UGift code to contribute. A gift is a gift--this one just happens to be tucked away in a piggybank that our kids can't access for a little while... For anyo...