CSV with addresses: Simple list of street addresses. The system auto-detects address columns by header name.
address 3349 Eva Jane 1234 Main St 5678 Oak Ave
CSV with account numbers: Include a column named "account_number", "CAN", or "account". An optional address column provides fallback search if the account number yields no results.
account_number,address 102760,3349 Eva Jane 205891,1234 Main St
XLSX (Bexar County format): If your spreadsheet has CAN, PNUMBER, and PSTRNAME columns, the system will automatically search by account number first and fall back to address if needed.