Buy openings, middlegame & endgame examples (most are from Grandmaster games), books on this site with a 50% discount for the next 2 days! Analysis/game fragments can be sent by pgn & cbv formats. Books will be sent by mail (and signed/dedicated, if you wish).
E-mail me at firstname.lastname@example.org if you have any questions or simply purchase via PayPal (my PayPal e-mail is email@example.com). Please, indicate your e-mail address so I know whom to send it to.