To be absolutely brutal and honest with you, nobody cares about I look forward to hearing from you.. The practical reason is that it's one of the various standard and conventionally polite ways to end the body of the letter. It's just a standard exit.
1 In some cases, liver failure causes this taste to occur. 2  Gastroesophogal reflux disease can cause the salty taste (even when no pain is present). 3  Some medicines can make everything taste odd. for example the drug enalapril, which is a drug used to prevent heart failure.
A Dr. Gerry Curatola, DDS, Dentist, answered. A salty taste in the mouth is most commonly due to dehydration as the saliva becomes more salty tasting. You should immediately hydrate by drinking a copious quantity of water. Other causes for a salty mouth can range from a post-nasal drip to throat cancer and should be brought to the attention of your dentist and physician.