We have done it.
Version 2.02 - October 02, 2015
+ added product attributes. Link
+ added getting e-mail from orders for Guests
+ added support logical condition OR/AND
1. Open ScheduleTask List
2. Locate schedule by name Smart Campaign. By default 900seconds = 15 minutes.
3. You can change this value from 900 to 60 seconds.
1. Open plugin Configure page (page with serial number).
2. "Article thumbnail image size" - picture size for all articles.
3 If you plan to use RSS, you can change "Newsline. Article thumbnail image size" too
We plan to add support product attributes in next release...
About product combinations.
Send email to customer who bought 2 selected products...
Ok, We'll do it too.
I am sorry, I didn't understand you.
1. Open the feed page for Google, select Tab Schedule Settings
2. Check Enable and select day and time.
P.S.
If it don't help you, open plugin Configure page and enable Enable Debugging. Wait one day (wait for schedule time). After that send me the log file FoxNetSoft.Plugin.Feed.Manager_log.txt from App_Data folder. I'll try to help you.
Verify checkbox Passive Mode. Enable it and try. Write me about result.
No, I used another method. But you are right... I must load image to disk and check it.