Unified Patents is seeking prior art for at least claim 11 of US 7,092,993, owned and asserted in multiple district court cases by E-Attach, LLC (an NPE). The '993 patent generally relates to a method and system for customizing e-mail transmissions based on content detection. All participants must adhere to the following conditions in order to have their submissions considered: (1) If the prior art reference is a patent, it must have a priority date before 2001-03-20. If it is a non-patent reference, it must have been publicly available before 2001-03-20. (2) The contestant must include a PDF attachment of the submitted reference(s) (with or without annotations). (3) The contestant must include a claim chart with the submitted reference(s).