If you require a multi stop shipment from a Miami courier service, they will likely make several different options available to you, each of which will have different costs associated with them. If time is not of the essence, you can likely just have them make your deliveries along their scheduled drop off route, even if this includes them splitting your deliveries among their vehicles. As this will simply go as it fits best into their schedule, it is likely to be the most affordable option. However, you can alternatively rent a dedicated vehicle to take all of your shipments and have it make your deliveries, which will be both much faster and a higher cost option. The advantage is that with this option you can also usually dictate the route that your driver takes if you have reason to have your deliveries made in a certain order.
People are always trying to save money, and sometimes they decide that the best way to do this is to use multiple shipping companies to move their goods, especially if they are moving out of state. While this is in fact fairly common, sometimes it happens without you even knowing it, as many smaller local courier services have partner arrangements with other courier services in neighboring states to help move goods efficiently between them. If you try to plan this yourself, it is possible, but will not always provide the cost savings that you expect. If you do decide to proceed with this option though, you can certainly have your original company deliver the goods to a multi use terminal that is used by a variety of courier companies and have your next provider pick up the goods and continue the delivers from there.
There are a lot of reasons not to opt for this kind of service though. Sometimes it may not be available anyway, but even when it is, it simply multiplies the number of things that can go wrong. Moving goods more times than strictly necessary is obviously going to increase the odds of something getting lost or misplaced. It creates a great deal more paperwork for your company as you must be dealing with two (or more) courier companies instead of just one, and then you must also juggle multiple tracking numbers from multiple providers when it comes to tracking your shipments. All of these things make shipping more complicated than it needs to be, and it is often easiest to stick with a single provider.