At the same time, you have been given a great opportunity. Your advice, recommendations, and even opinions are being taken to heart and intently listened to. Presentation is the realm where one can earn the respect of being a consummate professional by both end users and peers alike. The following tips are offered as guidelines to help foster the responsible and effective interaction I talk of.
Cars work well.
Comparing 56k bandwidth to a residential street and a T1 connection as a four-lane freeway is one example. Comparing a 486 to a V4 compact and a Pentium II to a V8 performance auto can be used as another example. I've compared brand name computers to makes and models of cars, to help a non-technical user understand perceived differences. If you are not certain that a patch or solution will solve a problem, don't say it will. If it doesn't, it reflects badly on your ability to troubleshoot.