Tanggung jawab Notaris dalam pembuatan akta jual beli berdasarkan Perjanjian Pengikatan Jual Beli (PPJB) lunas yang hasil pembayarannya dikembalikan kepada pihak pembeli (Studi kasus Putusan Majelis Pengawas Pusat Notaris Nomor 04/B/MPPN/VII/2019) = The responsibility of a Notary Public in making sale and purchases deed based on the full paid-purchase binding agreement, in which the payments are returned to the purchaser (Study of The Notary Central Supervisory Board Decision No.04/B/MPPN/VII/2019.

Perbuatan melawan hukum oleh notaris atas pembuatan akta perjanjian pengikatan jual beli serta kuasa jual dengan dasar penipuan (Studi kasus Putusan Nomor 4/PDT.G./2020/PN.UNR) = Unlawful act by notaries for making sale and purchase agreement deed and selling authorization on fraud (Case study of Decision Number 54/PDT.G./2020/PN.UNR).

Ketidaksesuaian antara rekomendasi Majelis Pengawas Daerah dengan Putusan Majelis Pengawas Wilayah terhadap Putusan Majelis Pengawas Pusat Notaris Nomor 19/B/MPPN/XII/2017 berkaitan dengan perjanjian pengikatan jual beli yang cacat hukum = Discrepancy between the recommendations of The Local Supervisory Council and the decision of The Regional Supervisory Council to the decision of The Central Supervisory Council Number 19/B/MPPN/XII/2017 against the sale and purchase agreement legally flaw

Keabsahan akta perjanjian pengikatan jual beli yang didasari oleh surat kuasa menjual yang tidak dilegalisasi oleh Notaris (Studi Putusan Mahkamah Agung Nomor 1201 K/PDT/2016) = Validity of deed of agreement based on sale and purchase by power of attorney to sell that is not legalized by A Notary (Case Study of The Supreme Courts Decision Number 1201 K/PDT/2016).

Tanggung Jawab Notaris/Pejabat Pembuat Akta Tanah terhadap Pembatalan Akta Jual Beli yang Surat Kuasanya Palsu dan Tanpa Persetujuan Pemilik Tanah (Studi Kasus Putusan Pengadilan Tinggi Yogyakarta Nomor 106/Pdt/2017/PT. YYK) = Notary/Land Deed Official Responsibility for The Cancellation of The Sale and Purchase Deed which Power of Attorney was Forged and without The Approval of The Land Owner (Case Study of Yogyakarta High Court Decision Number 106/Pdt/2017/PT.YYK).