Here is a complete guide to which vendors you should tip (and how much!) on your wedding day. Photo Credit: Wren Photography. Catering: If your contract doesn't include gratuity, you should tip 15 to 20 percent of the total bill. Another way to tip is offering $50 to $100 for each chef and $20 to $50 per server.f your contract doesn't include gratuity, you should tip 15 to 20 percent of the total bill. Another way to tip is offering $50 to $100 for each chef and $20 to $50 per server.
Static encephalopathy is a brain condition that restricts the developmental process of an individual, most evident in speech.earning delays are a result of damage to multiple parts of the brain that control learning. An individual with this type of condition could be a slow learner or have a learning disability depending on the extent of the damage.
Chronic Traumatic Encephalopathy (CTE) is a progressive degenerative disease of the brain found in people with a history of repetitive brain trauma, including symptomatic concussions as well as subconcussive hits to the head that do not cause symptoms.