Mistakes in Marketing Collaterals

Every company website contains lot of marketing materials such as white papers, case studies, presentations and brochures in it. Once the company has created these collaterals, they will upload it in the website and forget it till the new website has got launched. Maximum people don’t even think of reviewing or updating it based on their new targeting verticals, technologies et al.

So, What are all the points that need to be noted when updating a collateral?