1. Trainline App
1.1. 1 - Select outbound train
1.1.1. r
1.1.1.1. Price for the total trip
1.1.1.2. 1 price per train
1.1.1.2.1. the cheapest one
1.1.1.2.2. more fares available from details page
1.1.1.3. page called "choose outbound"
1.2. 2 - Select inbound train
1.2.1. k
1.2.1.1. Price for the total trip
1.2.1.2. Same number of inbound proposals, independent from selected outbound
1.2.1.3. page called "choose return"
1.3. 3 - Pick a fare
1.3.1. v
1.3.1.1. defaults to the cheapest option
1.3.1.2. other (more expensive) options available down the page
1.3.1.3. First class fares in a separate tab
1.3.1.4. page called "ticket options"
2. Expedia site
2.1. 1 - Select outbound train
2.1.1. 1
2.1.1.1. Price from for the total trip
2.1.1.2. 1 price per train
2.1.1.3. page called "Select your departure to..."
2.2. 2 - Pick a fare on this train
2.2.1. 2
2.2.1.1. Price for the total trip
2.2.1.2. on the same page as previous step
2.3. 3 - Select inbound train
2.3.1. 3
2.3.1.1. Shows only trains compatible with outbound fare
2.3.1.2. Shows price difference vs fare selected at previous step
2.3.1.2.1. Does not display the total amount for the trip
2.3.1.3. Based on fares options compatible with outbound fare
2.3.1.4. Page called "select your return to..."
2.4. (4 - Pick a fare on this train)
2.4.1. 4
2.4.1.1. This step is skipped if only 1 fare available
2.4.1.2. Shows only fare options compatible with outbound fare
2.4.1.3. Shows price difference
2.5. 5 - Review trip
2.5.1. 5
2.5.1.1. page called trip details
2.5.1.2. Opens in a separate browser tab
2.5.1.3. shows total amount
3. Possible flows
3.1. A
3.1.1. 1 - Outbound results page
3.1.1.1. 1.1 select train
3.1.1.2. 1.2 select fare
3.1.2. 2 - Return results page
3.1.2.1. 1.1 select train
3.1.2.2. 1.2 select fare
3.1.3. 3 - Details page
3.1.3.1. Select options
3.1.4. 4 - checkout
3.2. B
3.2.1. 1 - Outbound results page
3.2.1.1. 1.1 select train
3.2.1.2. 1.2 select fare
3.2.2. 2 - Outbound details page
3.2.2.1. select outbound options
3.2.3. 3 - Return results page
3.2.3.1. 1.1 select train
3.2.3.2. 1.2 select fare
3.2.4. 4 - Return details page
3.2.4.1. select return options
3.2.5. 5 - Checkout
3.3. C
3.3.1. 1 - Outbound results page
3.3.1.1. Select train
3.3.2. 2 - Return results page
3.3.2.1. Select train
3.3.3. 3 - Details page
3.3.3.1. 3.1 Select fare
3.3.3.1.1. 3.1.1 Select outbound fare
3.3.3.1.2. 3.1.2 Select inbound fare
3.3.3.1.3. or 3.1.0 Select fare for the whole trip
3.3.3.2. 3.2 Select options
3.3.4. 4 - Checkout
3.4. D
3.4.1. 1 - Outbound results page
3.4.1.1. Select train
3.4.2. 2 - Return results page
3.4.2.1. Select train
3.4.3. 3 - Outbound Details page
3.4.3.1. 3.1 Select fare
3.4.3.2. 3.2 Select options
3.4.4. 4 - return Details page
3.4.4.1. 3.1 Select fare
3.4.4.2. 3.2 Select options
3.4.5. 5 - Checkout
3.5. E
3.5.1. 1 - Outbound results page
3.5.1.1. Select train
3.5.2. 2 - Outbound Details page
3.5.2.1. 3.1 Select fare
3.5.2.2. 3.2 Select options
3.5.3. 3 - Return results page
3.5.3.1. Select train
3.5.4. 4 - return Details page
3.5.4.1. 3.1 Select fare
3.5.4.2. 3.2 Select options
3.5.5. 5 - Checkout