Tables of Contents -- 1. Stationary point processes and Palm probabilities -- 1. Stationary marked point processes -- 2. Intensity -- 3. Palm probability -- 4. From Palm probability to stationary probability -- 5. Examples -- 6. Local aspects of Palm probability -- 7. Characterization of Poisson processes -- 8. Ergodicity of point processes -- References for Part 1: Palm probabilities -- 2. Stationary queueuing systems -- 1. The G/G/1/? queue : construction of the customer stationary state -- 2. Formulae for the G/G/1/? queue -- 3. The G/G/s/? queue -- 4. The G/G/1/0 queue -- 5. Other queueing systems -- 6. The Bedienungssysteme -- 7. The insensitivity balance equations -- 8. The insensitivity theorem -- 9. Insensitivity balance equations are necessary for insensitivity -- 10. Poisson streams -- References for part 2: Stationary queueing systems