The phrase "considerable inroads" means making significant progress or gaining a substantial amount of success or influence in a particular area or field. Full definition
The new developments also stems from the belief on part of Fusion Garage that the reason for JooJoo to not make considerable inroads in the consumer segment is due to a faulty operating system and has nothing to do with the hardware itself. (goodereader.com)
If that makes you think tablet PCs has made considerable inroads in the short span of time that they have come into being, well there still remains a lop of space to grow as a whooping 14 percent have shown active interest in ushering in the use of tablets in their business operations in the first quarter of next year. (goodereader.com)
As an insurance company, Progressive has made considerable inroads over the past dozen years thanks to their catchy commercials and comparison shopping program. (termlife2go.com)