There are many ways of having the carpets, the air duct, and the upholstery cleaned. It is not all ways of cleaning that do a superb job. Using the best of all the ways of cleaning should be the case. You may need to use the best method to achieve the best upholstery cleaning results.
Bicarbonate is one of the products one can use to clean the carpet. One needs a vacuum in addition to the bicarbonate of soda. One would need to let the bicarbonate soak the carpet or the stain for some time before removing the stains in question. After the bicarbonate stage, one would then need to vacuum the carpet in question. One would then need to use a vacuum cleaner again with the motive of getting rid of any bicarbonate remains on the carpet.
It is essential to note that various stains call for different methods of cleaning. One would need to make sure that he or she takes time to identify a good and an experienced janitor who understands what to use to clean various stains where need be. The janitor first evaluates the dirt on the carpet for him or her to know the best approach to use to remove the dirt in question. It is therefore critical to understand some of the aspects one would need to look for in a janitor.
One would need to check whether the carpet cleaning company he or she plan to work with has enough experience. One would not only need to check for the number of years the janitor has been working but also the type of results he or she has been delivering. One would, for example, need to consider asking for references from clients the company has worked for. It would be critical for one to take time to ask for pictorial evidence of the work done by the carpet cleaning company in question. In a case where you have approached a credible company, there are high chances that the company will not shy away from sending you the pictorial evidence of their work.
Some of the companies tend to only produce the best in their initial stages but tend to have their services get worse as they increase their customer base. Any a good company would need to grow in both staff and machinery as the customer base grows to meet the demand in the market. It would be critical for any good company to always train enough staff to avoid overworking their staff. One may also need to check whether the company in question is licensed and has the right insurance cover for its staff.