For periodontal disease grafting with flap surgery is the best treatment.

Wisdom teeth usually needs surgical removal when it is impacted and is not getting enough space to erupt. As you have pain since 9 days ,you need to visit a dentist so can prescribe antibiotics and analgesics . But for time being can go for over the counter pain relief medicine like ibuprofen.

i would require a dental opg & a cbct(3d xray) of the full month to evaluate my treatment plan.

cost of each implant is around 50k plus cap, depending on which implant you choose 

You can protect the enamel by cutting off sugary diet, limiting the use of fruit juices and stopping having aerated drinks.

To get back the enamel you need to Brush regularly using flouridated paste, Intake of calcium rich foods and intake of vitamin D.

Depends on the severity , if any of your teeth are very mobile , dentist will check the teeth and later decide if they may have to be extracted or can be treated to save your teeth.

Periodontal scaling n root planing is one complete treatment, and it is important to stop further spread of the disease

You will need to visit a dentist and undergo a proper check up , and with proper oral hygiene measures you will be fine.

Root canal treatment and Apicectomy if the infection persist after root canal treatment.

Try to change your diet into soft food and non chew food for a month, do some heat applications in the area in front of the ear. If it doesn't settle in 2 weeks, book an appointment with dentist.