Yes. Use the "Link Text" in your facebook ads to A/B test various domain names. To do this, simply launch a few identical ads, and only change the link text to say the variation of the domain name you are considering. The ad with the highest CTR (not conversion rate or other KPI) will be th...
You can use LinkedIn ads to focus on your specific target audience based on things like: industry, job title and function. Facebook also has specific categories regarding job types, I'm not sure if "hotel managers" is on the list. Best of luck! Let me know if you have any follow-up questions.
I don't think it is what you are looking for, but MailChimp.com was created by mistake from a services agency. They were sending emails for their clients and the next thing you know, they were making most of their money from send costs and the rest is history. Sorry I can't be more help.