I do think she is aware you might be coming, but just in case, you would far better phone her → penso che sappia del tuo arrivo, ma per sicurezza faresti meglio a telefonarle to create a case for sth (= set ahead an argument for) → faire valoir https://felixqjbsa.bloginder.com/37052791/new-step-by-step-map-for-business-case-solution