It doesn’t matter whether you’re pulling up stakes in search of a hotter housing market or you’re headed for a banner year and just need to find bigger digs: Sooner or later, it’s a pretty good bet you’ll need to relocate your business. Moving the shop equipment and office furniture is only half the battle. Your company’s contact information is your lifeline to clients, suppliers, subs, and coworkers. Changes to your e-mail address, phone and fax numbers, and postal address at best are a nuisance for the people who need to contact you and at worst can make your business look like a fly-by-night operation — a problem no contractor needs. With that in mind, here are