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The best remedy is have both. Put the website is a subfolder like mysite.com/blog. You get the best of both planets as you have both a website and website on the same website. The website is simple to bring up to date with your ideas. You will also get some SEO advantages with the refreshing articles and publishing to the website internet directories etc..
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you should have both website and blog. A website for you products and market and blog to promote your website products and traffic.
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Both website and blog are very important and best. But an website is more preferable than that of blog. The advantage of SEO technique is more to website. You can rank your website by publishing new and fresh article in it. My vote goes for website than that of blog.