In accordance with the award program, WWFF series certificates are issued in the electronic form — JPG files of  3510x2480 pixels size (~ 3.16 MB), sufficient for printing the certificate in A4 size with a standard quality of 300 dpi. Each certificate for printing comes with a “screen” version of 1080x763 pixels size (~ 250 kByte).

Certificates have their own numbering for each award degree. When applying for a higher (22…88 references for RFF-H or 10…50 for RFF-A) the applicant automatically “gets” all previous degrees in the form of “stickers” included, if they were not applied before; each degree with its own numbering in lists below.