A55: No. It would only govern the casting time of the spell you Ocularized in the first place.
Q56: There used to be an index of spells to help with planar binding, particularly those of the Sorcerer/Wizard variety, but I haven't been able to find it. Is it still around? If so, could I trouble the CO World for a link?
Q56a: If the guide is gone, what are some ways to ensure the effectiveness of Planar Binding, ie. giving boosts to the charisma checks and the like?