There used to be only certifications that proved you knew something, and you wanted to attain them as a mark of professionalism. Now there are lots of certifications that mean nothing, but the groups that offer them are trying to force you to buy them.
The green trend in cleaning marketing, which is being done by everyone, so we're nearing the green burnout stage for customers.
Using social networking to drive people to your web site. Good if you put up a decent page, then what?
Very recently the poor economy has people with money trying to haggle over price. I think this will continue for some time after the rebound. The poor economy also has people willing to buy Triexta instead of nylon to save a few bucks. They can replace it once their portfolio is stronger.