If you were to be said that you have to store your excel spread sheet or your word file, in such a way that you have the large data at hand, and that too using the least amount of disk space, you would just think about pdf format. These became a big hit, when they were developed and kept open for people to use. All of us know that when you have a limited disk space, you would want to make the most of the resources and given the fact that pdf files gave the people what they want; they were accepted with both hands open.
Most of the people had just one and only one problem with these types of files and that was the editing. The user was not free to change the data or any other information as they wanted, just because of the simple reason that the file format did not allow that. For editing the data and content, you would need to change the basic file format into something new and make the editing and get back the old format again. For example you can change pdf to excel if you are concerned with some tabular information or excel files.
Talking about the methods of conversions in practise, the best way is to use the pdf to excel converter. The reason for it is that they are easily available and using them is even easier. First of all, you would need to download the software or the program from the internet. Once you have done the downloading, you can install it and once you are done install, use the software. Simple easy steps that anyone can follow. Moreover most of the softwares are available for free, and are small in size, so downloading of the softwares would not be a big task to do.