Taxes are bad enough without having to pay extra just to sort it all out. We all have to do it and when you look at all those forms the easiest thing to do is just put them in the bottom of a drawer. Tax deadlines do not have to be the end of the world as we know it.
As you run your online business you will have to keep track of yor income and expenses. I the times that we are in any business that is going to succeed and even prosper will have to pay careful attention to keeping a check on all monies. A good saccounting oftware package will pay for itsel very quickly then all the tax information should be there at the click of your mouse.
Software will also help you budget and campare actual expenditure and revenue to budgeted on a weekly or monthly basis. No need to pay an expensive accountant for this. It will help you plan for the future and review the past.
When you are big enough to affoard an accountant then pay one, until then keep that money in your pocket.