Field notes · 8 January 2026
Shipping address forms and apartment complex codes
Notes from conversion funnel analysis on how Korean apartment complex address patterns affect commerce application checkout completion.
International address templates often flatten Korean apartment complexes into a single “address line 2.” Buyers who need dong, ho, and entrance notes abandon when validation rejects familiar local formats.
What shows up in funnel reviews
- Postal code autocomplete that stops one level too early
- Character limits that truncate complex names
- Courier instruction fields hidden behind an “optional” toggle buyers never open
A fix sequence that respects engineering time
First, lengthen validation and allow common local tokens. Second, expose courier notes without an extra toggle. Third, only then consider a full address redesign. Narrow work like this often fits a checkout path diagnostic rather than a multi-week program.