Definition. 1  Lactose intolerance refers to the inability of the body to digest lactose. 2  Lactose is the form of sugar present in milk. The enzyme lactase, which is normally produced by cells lining the small intestine, breaks down lactose into substances that can be absorbed into the bloodstream.
1 Tipping upon drop-off of your car is totally optional and is not done by the majority of drivers. Tip your valet when your car is returned to you from the parking lot.  A tip of $1 to $5 is the typical range, with $2-3 being most common.
1 A standard six-person limousine starts around $65-$100 an hour. 2  It jumps to $100-$300 or more an hour for classic or vintage vehicles (such as a Rolls Royce) or 8-30-passenger models (such as a stretch Hummer holding 20-30 people). 3  Most companies have package prices for specific types of events.