what does this mean?

STRAIGHT TALK UNLIMITED TALK AND TEXT PLAN FEATURES INTENDED USE: Straight Talk Unlimited speak and content skeleton might ONLY be used with a Straight Talk handset for the following purposes: (i) Person to Person Voice Calls (ii) Text and Picture Messaging (iii) Internet browsing by the Straight Talk Mobile Web Portal and (iv) Authorized Content Downloads from the Straight Talk Mobile Web Store. The Straight Talk Unlimited talk, content and interpretation skeleton MAY NOT be used for any alternative purpose. Examples of taboo uses include, but limitation, the following: (i) successive mobile to mobile or mobile to landline voice calls; (ii) programmed content or design messaging to an additional mobile device or e-mail address(s); (iii) uploading, downloading or streaming of audio or video programming or games; (iv) server inclination or host mechanism applications, including, but not singular to, Web camera posts or broadcasts, involuntary interpretation feeds, programmed machine-to-machine connectors or peer-to-peer (P2P) record sharing; or (v) as a surrogate or backup for in isolation lines or dedicated interpretation connections. This means, by approach of e.g. only, which checking email, surfing the Internet, downloading legally acquired songs, and/or on vacation corporate intranets is permitted, but downloading movies regulating P2P record pity services and/or redirecting radio signals for observation on laptops is prohibited. A chairman intent in taboo uses might have his/her use consummated but a refund.