If you are considering leaping into the world of commercial real estate investment, be prepared to make some difficult decisions and spend time conducting lengthy research. Commercial real estate can be a tough business to get started in; however, it can reap great rewards for those who are savvy (or sometimes just lucky). If you are ready to venture into this new investment world, here are some things to keep in mind.1. Commercial real estate will not make you a quick dollar.Most properties require a long-term investment before you will begin to see any profit at all. Many people are fooled by residential real estate television programs where sellers renovate a home in a few months and sell it for a massive profit. Commercial real estate works in a completely different way. If you’ve seen past success in the residential domain, proceed with caution before plunging into commercial real estate.2. You’re in charge of maintenance and building upkeep.Even if you are renting out offices, you’re the landlord. If it breaks, you have to fix it. That means you’ll have to pay out quite a bit to ensure the building remains in good condition. There will be a few major bills if you do happen to hold onto the property for many years.3. Choose the right type of commercial real estate.Pick a route and stick with it, whether it is apartments, condos, offices, or parking lots. Each kind of property must be managed in a different manner. Investing in two very dissimilar properties, such as retail and apartment buildings, will only cause greater stress to you and more opportunity for failure. Choose one type and work to become an expert in that before you branch out to new venues.4. You need to attract reliable tenants to keep the profit streaming in.You will have tenants that pay late, break contracts, and do many other things that might be upsetting. This is all part of the commercial real estate business. Be prepared to be hands on and involved with your clients and the building. Your investment will collapse if you do not care for it.5. Get help.Find successful commercial real estate owners and follow their lead. Listen to their advice and most importantly, use it. They have the knowledge to help you get your new investment up and running. And why make the same mistakes that others have made time and time again before you? They can warn you about common pitfalls. Remember, if you were an expert on the subject, you wouldn’t be looking for tips on the internet.6. Enlist in the services of a financial planner or accountant.Don’t bury yourself in debt or a bad investment. Be sure that this is something you can afford and are willing to take a certain economic risk in order to achieve. There is no guarantee that you will make a wise investment, but being aware of your finances can help lessen the potential (and shock) of failure.