A domain must be unique (for example there can only be one single Yahoo.com) and must be registered with a domain registrar (ie. NameCheap); while for sub domains, users can freely add it on top of the existing domain as long as their web host provide the service. Some would say sub-domains are the ‘third level’ domains in the sense that they are simply “sub folders” under the domain root directory, normally used to organize your website content in different languages or different categories.
In case you still need to decide what would fit best for you, Bluehost’s support is ready to take care of you and guide you towards successfully launching your website. Moreover, with their help, you will get the most out of the package you will pick. Advisable would be to go with the cheapest option which would be more than enough for small and new pages.
Since we are talking about personal pages in the first place, it might be that you are actually launching your very first one. A2’s cPanel will allow you to manage your page with ease. Not only your page, you have complete control over emails and other software within one account, too. They are in the game ever since 2003 so they know a thing or two about solid hosting solution for sites of all types.
If you own a business, your company needs a website. If it doesn't have one, it should. Naturally, online businesses by definition require websites for marketing and selling products or services by definition. In the internet age, however, even local brick-and-mortar business need to at the very least be discoverable via the web (and they probably ought to be selling online, too). Word of mouth only gets you so far in this internet-centric age. These days, people discover new businesses—even local business—via Bing, Google, and Yahoo, search engines that make it incredibly simple to find companies' products, operational hours, and prices. If your business doesn't appear in the search results, especially on the first page, it'll be difficult for potential clients and customers to find you. In other words, no website, no money. You do not want that. Of course, web hosting isn't just for businesses. You may want to host a personal website for many reasons. Either way, the services here have you covered.