Easy to use as it's done in a Question and Answer format. Using the H&R Block software every year allows you to import last year's tax return automatically, which reduces a lot of data entry. The main reason I use it is that it helps ensure that I'm doing my taxes correctly. E-filing is included for free, so the whole process is seamless and a lot quicker. Definitely cheaper than paying an accountant to do my taxes.
Pros: Easy to prepare, Maximizes refund, Easy to import documents, Fast