Later, he had the possibility to make different medical specializations in cardio-vascular[6] apparatus diseases, phlebology, nephrology in Pavia (Italy), in New York City, Miami and Texas, and further in London, Rotterdam and Tel Aviv.
Through being appointed as forensic advisor and projects co-ordinator within other European countries, he could expand his activity beyond Italian borders.
During 2004, as medical adviser, Reitan played a major role in engineering projects for the construction of the new hospital of Bergamo.
This is why he passes a long time in Albania with the Cham historian Ibrahim D. Hoxha and the writer Shefki Hysa.
Reitan is friend of Albanian political personalities,[13] such as Sali Berisha, Bamir Topi, Sabri Godo, Fatmir Mediu, Edi Rama, Skënder Gjinushi, Ilir Meta, Tahir Muhedini and Hashim Thaçi.
[17] Having and developing knowledge of foreign languages (Hebrew, English, Italian, Spanish, French, Turkish) has urged him to dedicate himself to the field of publicity.
When Reitan began to visit Balkan countries he was interested in discovering and learning more about their customs and traditions.