The simplest way is to put them into a ziplock bag with some moist sphagnum moss. Some people soak them before for a day or two. Keep that in a warm place. It can sometimes take quite a while for palm seeds to germinate so you need patience. Although, Parlour palms are not amongst the slowest of palms. You're coming into warmer weather now so that should be a big help. After the seeds sprout they can be planted into individual pots. Commercially they're often mass planted into a single pot.