General rule for deductible health-insurance premiums. In the medical expense pot, you can include premiums for health policies that cover doctors and hospitals (so-called major medical coverage), dental care, vision care, and specialized health policies that cover things like accidents and cancer.
For me I would say good evening at around 7pm, but some people use 'Evening' to define after 5pm. Wikipedia quotes. 'Evening is the period of time near the end of the day, usually from 5.00pm to nighttime.
Most of these greetings relate to the time of day. Guten Morgen! -- Good morning! It is usually used until about noon. In some areas of Germany, it is only said until 10 a.m. Guten Tag! -- Good day! This phrase is usually said between the hours of noon and 6 p.m. Guten Abend. -- Good evening.