8.  Training requirements and grooming.
Basic obedience and on lead training are required.
Grooming - smooth dachshunds need a bath once a month. long haired dachshunds must be combed out at least once a week and bathed and blow dried regularly. Wire haired dachshunds need a weekly brush and depending on the quality of the coat will either need to be tidied up once a month or in the case of a very soft coat will need stripping out or clipping off it not a show dog. 
In all varieties nails grow long quickly and need cutting at least once a month or sooner depending on the growth. Also ears need cleaning on a regular basis, at least once a month.