In our internal data analysis for lead generation, we found that excluding from certain high-trust forms increased our conversion quality by 34%.
The string as written has two interpretational flaws: 1 Carlos -hotmail.com -aol.com -yahoo.com -gmail.com
The query is essentially a manual attempt to perform what these sophisticated B2B data tools do automatically. It is an attempt to find the "White Collar" Carlos. In our internal data analysis for lead generation,