Everymemorabilia.com is a company that sells authentic autographed memorabilia both domestically and internationally, including a John Lennon autographed Yellow Submarine poster. The company's founder and president, Peter Boyde, has 12 years of experience in the industry. Everymemorabilia.com takes steps to thoroughly authenticate autographed items to protect customers, as up to 90% of autographs sold online may be forged. They offer a lifetime guarantee of authenticity and can create custom orders for consumers and corporations.