Since personal computers became more then toys, I have use H&R Block software for my extended families and my taxes. Yes, there are other tax software's, but why would I care when I picked a winner so many years ago.
Pros: Easy to prepare, Maximizes refund, Easy to import documents, Fast
Program overall works well. Layout is fairly smooth. However, there is a limit to the data that can be imported from investments which is the only reason I buy the software and I've had to enter it manually the past two years, defeating the purpose of buying it.
Your product generated a code that would not allow e-filing. It would not allow deleting or changing the code and still e-file. I started out with your on-line product, but it wasn't versatile, so I didn't use it. I was still charged. I bought the CD, but had the above problem.
The software requires patience in assessing the outcomes of various tax strategies. As an example, the conversion of an IRA to a Roth IRA is a bit complex, but the options of various amounts to convert can generate significant tax impacts of your tax liability. However, such analyses can be accomplished with patience.