What are difficulties encountered in technical writing?

What topology is used with 100basetx ethernet networks? Communication over the internet has taken over the joy of face to face communication which promotes healthy relations comment on foregoing statement? How do you get GB's transferred from one phone to another I got a new iphone with more GB's and i backed it up from my old phone then the GB's went back to the amount from other phone? Whose invention was used to relay businesses orders and help train run on time? Can you give me a sentence for communication? What is a joint press release? How to mail a letter to Fedex CEO Fred Smith? What chanels for sec network? What is probing communication? Which of the 4 different modes of communication do you use most? What are the different styles of letters? What did Phone Numbers look like in Brooklyn NY in 1950s? What messaging programs are good alternatives to Meebo Messenger? What is the importance of information to a business organization? How does a line producer's job differ from a producer's job? What are the advantages and disadvantages of person to person communication? Why do China Cuba and North Korea place significant restrictions on citizens' access to the Internet? How can frames enhance communication? What are the tools for public relation? What is the Importance of advice in business communication?