2.  (Worse) It is recommended by us that the trackball be selected on the occasion of purchasing a user interface device of this type.  (Better) We recommend selecting the trackball when purchasing a user interface device of this type.

3.  (Worse) The trackball is deficient of the mobility that a mouse has despite the fact that the trackball requires less hand movement than the mouse.  (Better) The trackball lacks the mobility of a mouse although the former requires less hand movement than the latter.

4.  (Worse) This presentation comes to a conclusion that trackballs are at the present time nice to use when limited space is available despite the fact that not as precise movement as expected can be made without practice.  (Better) This presentation concludes that trackballs are nice to use when limited space is available although practice is required to achieve precise movement.

5.  (Worse) Along the lines of other browsers, Netscape Navigator has been proved to be great for one individual who happens to be working from multiple computers.  (Better) Like (OR Similar to) other browsers, Netscape Navigator is great for an individual who is working from multiple computers.

6.  (Worse) Netscape Navigator is also helpful if conditions are such that the users are in many cases not in close proximity to their local server.  (Better) Netscape Navigator is also helpful if the users are often not near their local server.

7.  (Worse) The web browser in all cases gives consideration to the user's needs in a situation in which he or she is away from the office.  (Better) The web browser always considers the user's needs when he or she is away from the office.

8.  (Worse) The following instructions are actually presented for the purpose of helping the e-mail user access incoming and outgoing e-mail from anywhere.  (Better) The following instructions are presented to help the e-mail user access incoming and outgoing e-mail from anywhere.

9.  (Worse) It is well known that a computer network serves the function of being a group of interconnected computers that cooperate together to accomplish many important tasks.  (Better) A computer network is a group of interconnected computers that cooperate to accomplish many important tasks.

10.  (Worse) Computer networking is found to be a group connected together in order to share information.  (Better) Computer networking is a group connected together to share information.

11.  (Worse) The public phone system is a good example of a network in light of the fact that it makes use of its own protocols to establish a link between two or more people that make an inquiry about the manner in which voiced information is exchanged.  (Better) The public phone system is a good example of a network because it uses it own protocols to link two or more people that inquire about (ask about) how voiced information is exchanged.

12.  (Worse) A majority of laser printers offer a sharper and darker text print compared to other types.  (Better) Most laser printers print a sharper and darker text than other types.

13.  (Worse) There is a general consensus of opinion that the adopted measures are adequate enough.  (Better) A consensus is that the adopted measures are adequate.