Facts. Protein and blood in your urine can be detected using a test called a urinalysis. This test can measure the presence of both protein and blood, as well as detect the presence of bacteria and white blood cells, the cells that fight off infections.
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.
With proper tipping etiquette, the percentages of your tips do not change because of the cost of the service. Let's take a hair salon, for example. Of course, you can always tip on the lower end of 10-20%. But if you are going to go to a more expensive salon, then it is assumed that you can afford $120 plus tip.