Hubungan antara mutu layanan, kepuasan layanan terhadap komunikasi dari mulut ke mulut (studi kasus Seolah Tinggi Ilmu Kesehatan IMA) =Correlation of service quality, service satisfaction toward word of mouth communication (case study at Sekolah Tinggi Ilmu Kesehatan indonesia Maju)

Analisis pengaruh hubungan antara kualitas pelayanan, nilai yang dirasakan, kepuasan pelanggan dan niat pembelian kembali pada layanan nilai tambah seluler : studi kasus: value added services Telkomsel = Analysis of effect the relationships among service quality, perceived value, customer satisfaction, and post-purchase intention in mobile value added services: case study : value added services Telkomsel

Perancangan prosedur untuk peningkatan kapabilitas service delivery: Studi kasus PT Equine Global = Designing procedures to increase service delivery capabiligy, a case study of PT Equine Global

Analisis kualitas layanan sistem tender online pada perusahaan Conocophillips Indonesia Inc.Ltd

Analisis permintaan pasar terhadap spesifikasi software informasi dan analisis data finansial : studi kasus Limas Centric Indonesia Tbk. = Market demand analysis towards specification of capital market information and analysis software: a case study at Limas Centric Indonesia Tbk.