actually you don't have to ask some people here on what you can do with your bitcoins, if you want to spend it then go you just need to find a merchant whether it is online or not or cash out then buy some stuffs directly but if you decided to keep it secured on the way that you are currently doing then that would great for you as it is also the usual thing that most people are doing nowadays because keeping your bitcoin on your wallet could give a positive result to you in the future especially if it is for a long term .