Use $50 a month and get an Adobe membership. Put together an editing computer by watching you tube videos they tell you how to build a computer. Watch you tube videos on editing and maybe get a linda.com membership also adobe has how to videos now when you subscribe. Then using adobe's script editor you can write your short films. Linda.com will show you how to do everything from editing to after effects. Just start writing and shooting short films using what you have available. Talk to local film makers and become a member of a local film club or meet up group. In San Diego there is a professional group that meets once a month. Network with people and your sphere of what is available to you will grow.