Where are you going to practice?
Many people live in flats and practising the drums, for example, will drive your neighbours crazy. Think about where and when you are going to practice, as well as the patience of the people you live with or near. Electric versions of instruments like the piano, drams, guitar and even violin give you the option of playing into the night using headphones, while your housemates sleep in peace. Alternatively, you may need to consider going to a school or a community centre to practices.
How much money can you spend?
This is a quite a big factor. A lot of instruments can be purchased in different price ranges, for example, guitars. But this doesn’t alter the fact that many , such as the piano, are always pretty expensive. If you can’t afford your chosen instrument, will you be able to borrow someone else’s or hire one?