Open street mapping training was started at. 09:00, it was located at Kacyiru in Gift house where headquarter of OpenStreetMap Rwanda located. it was started by Jeannette as coordinator of Eco mappers, she starts with welcoming all newcomers (the trainee of the day) with good greeting and asked them to feel at home. as continuing she asked Jack to explain for us what OpenStreetMapping mean? what Eco mapper do? he told us where Eco mapper comes from, their vision and missions etc. jeanette continue as the newcomer to present itself and then she shows us her team one by one in his/her name and what he/she responsible for in Eco mappers group. continuing with receiving speakers, our special guest etc. also, we taking tea break together, then we follow another speaker. as we continuing to be celebrating women day, we play game together, and then we start to study how can we contribute to mapping process, Liliane helper us and another ecomappers member then we start to map, where the first mapper of the day mapped 170 buildings, he is a boy, finally, we took photos and sharing food together.