Sure, Here are some tips for your exciting trip to Morocco:

Best Time to Visit:
The best time to visit Chefchaouen, Ifrane, and Marrakech is either during the Spring (March to May) or Fall (September to November) months when the weather is the most comfortable and landscapes are vibrant.

Route and Accessibility:
You can reach any of these cities via flights to international airports in Casablanca or Marrakesh. From there, you can take domestic flights or drive to Chefchaouen (from Casablanca) and Ifrane (from Marrakech).

Altitude and Acclimatization:
These places are at a relatively low altitude so you don't have to acclimatize. But remember, staying hydrated is always essential.

Accommodation and Booking:
You can find all types of accommodation, ranging from budget hostels to luxury hotels. Airbnb options are also available. Booking in advance will save you from last-minute hassles.

Clothing and Essentials:
While Morocco is a liberal country, it's always advisable to dress modestly, especially when visiting traditional areas. A pair of sunglasses, sunscreen, a hat, and comfortable shoes will serve you well in navigating the sun-soaked streets.

Health and Safety:
Morocco is regarded as a safe country for travelers. However, it is still important to maintain the general rules of safety such as not venturing into deserted areas alone late in the night and keeping your valuables safe. Make sure to purchase travel health insurance for emergencies.

Local Etiquette and Respect:
Respect local customs and traditions. Avoid public displays of affection. It's polite to ask for permission before photographing people, especially older locals. Also, respect bargaining tradition, it's an integral part of Moroccan culture.