Having completed certification courses in Excel and data analysis, I am confident that I have the skills you need for this project. I have significant experience with data entry, processing, cleansing and visualization -- all of which come into play in your particular project. My proficiency in Excel complements your requirement to rewrite and rearrange a database of 10,000 articles.
During my previous projects, I have enriched vast quantities of data similar to yours through meticulous web searches and organized hierarchies outlined exactly like what you are seeking. With an eye for detail and a commitment to delivering high-quality work on time, I assure you that with me, your data will be enriched and organized accurately and effectively.
Given the magnitude of your project, it's crucial to choose a freelancer experienced not only in data entry but also in interpreting fragmented information. My adeptness is not limited to merely collecting information but also making it meaningful and relevant. In essence, my unique blend of skills in Data Entry, Processing, Excel, and Web Searching makes me excel-ent fit for this project. You can entrust your 10,000 articles with me knowing that they will be transformed into well-organized and meaningful data within a reasonable timeframe.