I also digged out articles and advertisments from the mainstream Hungarian newspapers:
Dunántúli Napló (1987/5/20) Enterprise announced in Hungary
Dunántúli Napló (1987/5/25) First advertisment, machine with tape recorder for a 16900 HUF.
Nógrád (1987/6/12) Advertisment of the Professional Computer Service company, Enterprise included to the "computers can be repaired" list. This company do the warranty service repairs for the Enterprise computers.
Petőfi Népe (1987/6/18) Article about Centrum Áruházak (Department stores called as Centrum), talking about the Enterprise: very unique the new computer sales started when everything ready: service company, spare components, least 40 softwares. The salesmans went to course for learn about the new computer.
Many other computers sold in Hungary without any support. This is why important the Enterprise got a good (least better than other computers ) support at the begining. Later the official companies left the users alone but at this time enought Enterprise user exist for a made a strong self support community: made a softwares, hardwares, magazines, club meetings, etcSomogyi Néplap (1987/10/17) The Centrum from Pécs will made a Enterprise sale at Kaposvár for a 6 days.
Somogyi Néplap (1987/10/20) Photo of this temporary Enterprise shop.
Délmagyarország (1987/12/21) Enterprise klub started at Szeged.
Népszabadság (1988/3/17) Complaint letter about "joystick converters not available"
Váci Hírlap (1988/4/11) Enterprise klub started at Vác
Dunántúli Napló (1988/7/19) Centrum advertistment, Enterprise price is a 19100 HUF. Installment possible.
Nógrád (1988/7/30) Centrum advertistment, from 1988/8/1 you got a 3 free tapes when buying Enterprise
Népszabadság (1988/10/22) Novotrade advertistment, Enterprise price is a 19080 HUF
Dolgozók Lapja (1988/10/26) The Centrum announce a tender for made a Enterprise/TVC software/hardware/advertistment graphics.
Népszabadság (1988/11/5) Novotrade advertistment: beginner course for a C64/Enterprise/Plus 4, and assembly programing course for Enterprise.
Népszabadság (1988/11/9) Novotrade advertistment: Enterprise price reduced from 19080 HUF to 11900 HUF.
This is made the Centrum very angry, because it is have the stocks at the old price... I think at this point started the problems with the Enterprise support Petőfi Népe (1988/12/14) Enterprise klub also exist at Kecskemét.
(1989/4/15) Enterprise forum where the users and resellers, software makers, and service company meet, and talking about the problems. At this time 13500 Enterprise already sold in Hungary.
Petőfi Népe (1989/9/21) BASIC course at Kecskemét by Spectrum and Enterprise klub.
Petőfi Népe (1989/12/9) Centrum advertistment, Enterprise tapes with 20% price reduce
Népszabadság (1991/9/5) Enterprise still available in the Centrum, for a 11900 HUF
Commodore Világ (1992/2) Advertistment of Helix Computer company, which is also repair Enterprise machines.
Petőfi Népe (1996/1/24) Enterprise klub started at Kiskunfélegyháza.
Very surprising! At 1996! Article with photo.