Do you need tax deductions? Do you own your own business? If you answered 'YES', a Solo 401(k) could be a great way for you to save thousands on your taxes while adding thousands to your retirement account. But the 2018 Deadline is approaching and you don't want to miss it. There are a lot important rules and deadlines that impact your retirement planning that you need to be aware of, especially if you are considering a Solo 401(k). Alex…