Provisional conditional: Verb ば JLPT N4
The general 'if / whenever' conditional, stating a natural or logical consequence.
Formation
Godan shift to the え-row + ば (書く -> 書けば); ichidan drop る + れば (食べる -> 食べれば); する -> すれば, 来る -> 来れば.
Explanation
The ば-conditional presents a condition and its expected result, and is common in proverbs and general truths. It contrasts with たら, which is more about a specific occasion.