Experimental results for the pseudoscalar decay constants f_{D} and f_{D_s}
are reviewed. Semileptonic form factor results from D -> (pseudoscalar) l nu
and D -> (vector) l nu decays are also reviewed.Comment: 8 pages, 4 figures, presented at the 11th International Conference on
B-Physics at Hadron Machines (BEAUTY 2006) Sept. 25-29, Oxford, England;
corrected typo