Tourist expenditure proportion

Which of the following activities will cause import leakage and prevent a huge proportion of tourist expenditure from creating capital accumulation, savings and generation of other businesses in the destination countries?

purchase of locally-made souvenirs and handicrafts.
purchasing essential medical supplies and food from outside to tourists’ destination areas.
repatriation of profits from local areas to countries of origin of tour operators.
use of locally-made building and construction materials.
use of foreign tour operators in the countries of origin of tourists