1) Get a cellphone and an ID (Passport/National ID).
2) Download Lobstr wallet
3) Come to Tempo's PARIS France store
If you are coming from outside of Paris please confirm the hours from google maps. The location is very close to Gare du Nord or Gare de l'EST.
4) At the store tell them you want to buy Stellar Lumens XLM and provide cash or a card and your email address and the ID you registered on lobstr - normally it looks like
5) You should receive your XLM within 3-5 minutes.