How To Write A Consult Letter . Here are some steps you can follow to craft your technology consultant cover letter: It’s not enough to just show competence, you’ve got to show you really want the job too. FREE 6+ Sample Email Reference Letter Templates in PDF MS Word from www.sampletemplates.com To be successful, you need to consider everything you’ve accomplished as well as what makes you different from everyone else. Include the total cost of the project. To write a good one we will first need to understand the demands it must meet.