What are the advantages to targeting new homeowners over renters? Why not just use a mover list?

We know that new homeowners have excellent credit. They are qualified buyers with greater propensity to spend than renters.
New homeowners also have more buying decision power than renters.
A renter is often limited to what he can and can’t do in their dwelling and is less willing to spend money on someone else’ investment.

Homeowners Marketing Services lists do not include renters.