????? ? ??? ??? ?? ??? ??? ? ?? ???(Platform)??, ?? ??? ?? ??(Accommodation Possibilities)? ?? ???(Review Procedure)?? ?????. ????? ????? ?? ???(Positives and negatives)? ?? eleven?? ???? ???(Function)? ??(Provides)? ?????????.????? ?? ?? (one) ??? ?? ?? ?? ????? ??(Hotel)? ??? ???(Hostel), ???(Apartment), ??(Pension), ?? ??(Private Household)?? ??