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.
Salty Taste in Mouth â Symptoms. 1  Salt may be accompanied by mouth metallic soap or bitter taste and can be extremely unpleasant.  Salty flavor more pronounced in the back of the mouth and throat can speak post nasal drip, GERD, respiratory infection, throat cancer.