Opening balance
USD 1284.90
Sign convention: credit = + (money into the account / a charge that raises a card balance), debit = − (money out / a payment that lowers a card balance). Reconciliation checks opening + Σ(transactions) = closing.
Every row says who decided it, because a re-run must never overwrite a person.
model read off the statement
rule a payee rule you taught
you typed by hand — never overwritten
Rules & duplicates →Marked model. Accept them and each becomes yours and teaches a payee rule, so the next statement is categorized by your rules.