Apple iPhone 4 - Manual (Page 15)

(c) You may not and you agree not to, or to enable others to, copy
(except as expressly permitted by this License), decompile, reverse
engineer, disassemble, attempt to derive the source code of, decrypt,
modify, or create derivative works of the iOS Software or any services
provided by the iOS Software, or any part thereof (except as and only
to the extent any foregoing restriction is prohibited by applicable law
or to the extent as may be permitted by licensing terms governing use
of open-sourced components included with the iOS Software). Any
attempt to do so is a violation of the rights of Apple and its licensors of
the iOS Software.
(d) By storing content on your iOS Device you are making a digital copy.
In some jurisdictions, it is unlawful to make digital copies without prior
permission from the rights holder. The iOS Software may be used to
reproduce materials so long as such use is limited to reproduction of
non-copyrighted materials, materials in which you own the copyright, or
materials you are authorized or legally permitted to reproduce.
(e) You agree to use the iOS Software and the Services (as defined
in Section 5 below) in compliance with all applicable laws, including
local laws of the country or region in which you reside or in which you
download or use the iOS Software and Services.
(f) Use of and access to certain features of the iOS Software and certain
Services (as defined in Section 5) may require you to apply for a unique
user name and password combination, known as an Apple ID. In addition,
you acknowledge that many features and Services of the iOS Software
transmit data and could impact charges to your data plan, and that
you are responsible for any such charges. For more information, please
consult the User Guide for your iOS Device.
3. Transfer. You may not rent, lease, lend, sell, redistribute, or sublicense
the iOS Software. You may, however, make a one-time permanent transfer
of all of your license rights to the iOS Software to another party in
connection with the transfer of ownership of your iOS Device, provided
that: (a) the transfer must include your iOS Device and all of the iOS
Software, including all its component parts, original media, printed
materials and this License; (b) you do not retain any copies of the iOS
Software, full or partial, including copies stored on a computer or other
storage device; and (c) the party receiving the iOS Software reads and
agrees to accept the terms and conditions of this License.
4. Consent to Use of Data.
(a) Diagnostic and Usage Data. If you opt in to diagnostic and usage
collection, you agree that Apple and its subsidiaries and agents may
collect, maintain, process and use diagnostic, technical, usage and related
information, including but not limited to information about your iOS
Device, computer, system and application software, and peripherals, that
is gathered periodically to facilitate the provision of software updates,
product support and other services to you (if any) related to the iOS
Software, and to verify compliance with the terms of this License. Apple
may use this information, as long as it is collected in a form that does
not personally identify you, to provide and improve Apple’s products
and services. If you have opted in and have Location Services turned
on, the location of your device may also be sent to help Apple analyze
wireless or cellular performance issues (e.g. the strength or weakness of