Solder Paste Dispenser
There are lots of expensive Solder Paste Dispenser options but there will come a time that you just need to do more than is practical to do with a syringe and your fingers. That is when building a quick and dirty machine would come in. Good thing there is a system that you can model your endeavors after. The tricorderproject.org has a nice and simple DIY Solder Paste Dispenser