There·for' adverb [ There + for. Confer Therefore .] For that, or this; for it. « With certain officers ordained therefore .» Chaucer. Found on http://www.encyclo.co.uk/webster/T/41
adverb (in formal usage, especially legal usage) for that or for it; `ordering goods and enclosing payment therefor`; `a refund therefor` Found on https://www.encyclo.co.uk/local/20974