you must not ( or assist others to ) access , use , copy , adapt , modify , prepare derivative works based upon , distribute , license , sublicense , transfer , display , perform , or otherwise exploit our services in impermissible or unauthorized manners , or in ways that burden , impair , or harm us , our services , systems , our users , or others , including that you must not directly or through automated means : ( a ) reverse engineer , alter , modify , create derivative works from , decompile , or extract code from our services ; ( b ) send , store , or transmit viruses or other harmful computer code through or onto our services ; ( c ) gain or attempt to gain unauthorized access to our services or systems ; ( d ) interfere with or disrupt the integrity or performance of our services ; ( e ) create accounts for our services through unauthorized or automated means ; ( f ) collect the information of or about our users in any impermissible or unauthorized manner ; ( g ) sell , resell , rent , or charge for our services ; or ( h ) distribute or make our services available over a network where they could be used by multiple devices at the same time . 
