Travel arrangements to Ashgabat at the start of the tour, and from Tashkent at the end of the tour.
Visas for Turkmenistan and Uzbekistan.
Meals other than those stipulated (allow up to $10 per meal).
Drinks at meals.
Single supplement for accommodation ($195).
Tips for guides (not obligatory, and up to your personal discretion).
Any other personal expenses such as souvenirs.