Movement out of PP
From Icelandic Parsed Historical Corpus (IcePaHC)
Movement to Spec(PP)
see NP-COM for "dative of possession" expressions like "Guði til handa"
Also, complements of ADJ can occasionally be fronted to Spec(PP), as below:
(PP (NP-1 (PRO-D mér-ég) (CONJ og-og) (Q-D öllum-allur)) (P að-að) (ADJP (ADJ-D þakkarlausu-þakkarlaus) (NP *ICH*-1))))))) (. .-.)))
see ÞAR Á MILLI for movement of R-pronouns to Spec(PP).