Great to have you with us. IT is definitely a thriving field in our modern times so you've picked a great direction. Since your clients will most certainly be using computers and the web, digital marketing might be just the thing to help you find them and to help them find you. This article offers some important things to keep in mind: The 4 Most Important Digital Marketing Strategies for Small Business Owners
Don't underestimate the power of social interaction. If you offer your services local rather than remotely, get involved in online communities catering to your area, let people know that you are there and offering this service. Be sure not to spam forums, as this is an instant turn-off, instead take a personable approach and let potential customers know that you actually care about their IT issues and helping them find solutions.
Let us know how things go!