Of course! Your trip to Jaipur, Delhi, Haridwar and Kedarnath sounds quite exciting! Here are some travel tips to help make your journey smooth:

Best Time to Visit:
October to March is an ideal time to visit these places as the weather is quite pleasant. Precisely, for Haridwar and Kedarnath, avoid monsoon season (July and August) due to heavy rainfall and potential landslides.

Route and Accessibility:
You can start your journey from Delhi, and then proceed to Jaipur (Approx 5-hr drive from Delhi). From Jaipur, you can go towards Haridwar (Approx 6-hr drive from Jaipur). Finally, your destination would be Kedarnath from Haridwar. Worth mentioning, your journey from Haridwar to Kedarnath would involve a mix of drive until Gaurikund and then a trek to Kedarnath Temple.

Altitude and Acclimatization:
Delhi, Jaipur and Haridwar are at lower altitudes so no acclimatization is necessary. However, Kedarnath is at a higher altitude. Take it slow to adjust with altitude sickness. Stay hydrated&carry altitude sickness medicines.

Accommodation and Booking:
For Delhi, Jaipur and Haridwar, availability of accommodation ranges from budget to luxury hotels. For Kedarnath, accommodations such as dharamshalas and lodges are available. Make sure to book in advance, especially during peak season.

Clothing and Essentials:
Carry a mix of clothes suitable for both warm & colder weather. Comfortable shoes, sun-glasses, sunscreen, and a hat are a must. For Jaipur and Delhi, carry light cotton clothes as it can get quite hot. For your visit to Kedarnath, pack warm clothing.

Health and Safety:
Carry basic necessary medicines, first aid kit, sanitizer and medicines for altitude sickness. Drink only bottled water to avoid any health issues. Be cautious while trekking in Kedarnath and respect safety guidelines.

Local Etiquette and Respect:
Observe and respect local customs and traditions. Dress modestly, especially while visiting temples. In Haridwar and Kedarnath, follow the guidelines given at the temple premises. Be respectful towards the local culture and avoid littering.