companies have discovered that " eating their own dog food " offers four primary benefits: firstly,product developers are familiar with using the products that they develop.secondly,other company employees acquire firsthand knowledge of experience with the company's own products.thirdly,product users can see that the company has confidence in its own products.lastly,technically knowledgeable employees,working in perhaps a very wide range of business situations,are able to discover and report any bugs in a product before if is released to the general public.