| December Mission Letter - 2018 |
| October/November Mission Letter - 2018 |
| August/September Mission Letter - 2018 |
| July Mission Letter - 2018 |
| June Mission Letter - 2018 |
| May Mission Letter/TMS Global Visit - 2018 |
| April Mission Letter - 2018 |
| March Mission Letter - 2018 |
| February Mission Letter - 2018 |
| January Mission Letter - 2018 |
