For anyone planning to visit Switzerland and make use of the excellent train system, RailEurope has a promotion active until 10/31 for travel through April!
This is an excellent offer - a quick search for 2 in November shows about $70 discount on normal pass rates for 2nd class seats. And it's valid until April 30, 2023!
Terms and Conditions are here:
Terms and Conditions
✓ No further discount for youth up to their 25th birthday, not including Flex
✓ Services identical to the standard Swiss Travel Pass offer, incl. Museum Pass, Swiss Travel Pass scope, free Swiss Family Card for own children under 16 years old is valid
✓ Valid on 4 consecutive calendar days between 19 September 2022 and 30 April 2023
✓ The pass is only available if dated = the 4 days must be specified at the time of purchase
✓ 1st day of validity must be within 6 months of the issue date