Starter kit for someone on a very tight budget:
Nicotine base
PG and or VG
One 10 ml disposable syringe (put clear tape over the markings and use it for a long time)
One 1 ml disposable syringe (put clear tape over the markings and use it for a long time)
Empty bottles from pre-made
juice that have been thoroughly rinsed with hot water
Flavorings (optional)
Disposable latex gloves
Eye protection.
If young kids are around (or might be), add a secure box to put things in.