Rule reminder
When transforming from informal to formal Italian: (1) replace 'tu' with 'Lei', (2) replace colloquial vocabulary with formal equivalents, (3) use passive or impersonal constructions where possible, (4) eliminate fillers, (5) use formal epistolary formulas, (6) prefer longer, more precise expressions over contractions.
Informal: 'Ti mando i documenti appena posso.' — Which is the correct formal version?