Hello! It's exciting to hear that you're planning a trip to Orléans, Bourges, Clermont-Ferrand, and Limoges. Here are some valuable travel tips for your journey.

Best Time to Visit:
The best time to visit these French cities is from April to October when the weather is warm and pleasant. However, if you wish to avoid the crowd, May and September would be ideal.

Route and Accessibility:
For international travelers, direct flights to Paris are available from numerous global hubs, followed by domestic flights or trains to your destinations. The French rail network is quite extensive, providing connections to Orléans, Bourges, Clermont-Ferrand, and Limoges. However, exploring by car allows you the freedom to experience the scenery at your own pace.

Accommodation and Booking:
All these cities offer diverse accommodation options ranging from budget inns to luxury hotels. Make sure to book in advance, especially during the peak season. Websites like Booking.com and Airbnb can help you find a suitable option in the desired range.

Clothing and Essentials:
Lightweight clothing during summers, along with a hat and sunscreen for protection against the sun. During the transitional seasons, layering is key as temperatures can fluctuate. In autumn and winter, warm clothing, including a coat, hat, gloves, and scarf are needed. Don't forget comfortable walking shoes.

Health and Safety:
You'll find health services readily accessible. Remember to carry necessary prescriptions and keep a health insurance card handy. Travel advisories should be checked prior to travel. It's quite safe, but as with any travel destination, take care of personal belongings and utilize hotel safes for valuables.

Local Etiquette and Respect:
The French appreciate politeness. Basic French greetings like 'Bonjour' (Hello) and 'Merci' (Thank you) go a long way. Respect local customs, traditions, and regulations. Many places in France have dress codes, particularly religious sites, so dressing modestly is advised.