#6 The quality of your dogs life in this stage depends almost completely on the daily routine you lay our for him. It is difficult for senior dogs to do cognitive function without getting confused or stressed out. So having a routine with predictable activities will reduce your dogs anxiety and uncertainty.
#7 Try to keep their oral health as healthy and plaque or tartar free. Because leaving them untreated will lead to infection that will attract more bacteria and cause irreversible periodontal disease.
#8 Older dogs have a harder time getting comfortable sleeping on the floor like they used to before. Just like older people they get affected from disease like arthritic. Give your dog the pleasure of sleeping on the bed with you. Despite physical comfort doing that will provide emotional security as well.