Bed bugs, those pesky little insects that have an uncanny knack for invading our sleeping spaces, are capable of turning a peaceful home into a nightmare. The desire to rid your home of these tiny nuisances requires the expertise of a bed bug exterminator. However, choosing one is not as simple as it seems. The objective here is to guide you on what to ask a potential exterminator to make an informed decision.

So, what is the first thing to consider? One crucial factor is the exterminator's knowledge about bed bugs. The Cimex lectularius, popularly known as the bed bug, is a nocturnal parasite capable of causing significant discomfort with its bites. Therefore, an exterminator's understanding of the biological and behavioral aspects of these bugs is paramount. The question to pose is, "Can you explain the life cycle and behavior of bed bugs?" A well-informed exterminator should be able to explain the lifecycle stages of a bed bug from egg to adult, their feeding habits, and their ability to survive under various conditions.

Next, consider the exterminator's experience and track record. It's not enough to know the theoretical aspects of bed bug biology; practical experience is essential. You may ask, "Can you provide references of past bed bug extermination jobs?" Corroboration from satisfied customers is a solid indicator of the exterminator's expertise.

Then we delve into the methodology. Bed bug extermination methods range from chemical treatments, heat treatments to integrated pest management approaches. Each method possesses its unique set of advantages and disadvantages. For instance, while chemical treatments are effective and cheaper, they may pose health risks and environmental concerns. Heat treatments are eco-friendly and eliminate bugs at all life stages, but they can be more expensive. Thus, it would be prudent to ask, "What extermination methods do you employ and why?" Your exterminator's answer should be able to reveal their proficiency in handling bed bug infestations.

Furthermore, it's essential to discuss post-extermination procedures. As John Maynard Keynes, the renowned economist, once stated, "The difficulty lies, not in the new ideas, but in escaping from the old ones." Similarly, getting rid of bed bugs is not just about the extermination process, but also about preventing a re-infestation. Thus, the question, "What post-extermination measures do you recommend?" is pertinent. The exterminator's answer should include steps like regular inspections, proper sanitation, and possibly the use of bed bug monitors.

Cost is another critical factor. While the desire to save money is understandable, it's essential to remember the economic theory of "there's no such thing as a free lunch." Hence, the lowest price may not always equate to the best service. Therefore, ask, "How do you determine your charges?". The exterminator's response should be in line with industry standards, considering factors like the size of your home, level of infestation, and treatment method.

Lastly, inquire about the guarantee of service. As statistical probabilities suggest, there's always a chance that a bug or two might survive the extermination process. A reputable exterminator should stand by their service by offering a guarantee.

In conclusion, choosing a bed bug exterminator is a process that requires asking the right questions. The answers to these questions will indicate the exterminator's knowledge, experience, methodology, post-treatment measures, cost and guarantee of service. Ultimately, your choice should be based on who can provide the most efficient and effective solution to your bed bug woes.