Sometimes our journey can became into unbelievable nightmare for a short time. Especially if you are planning to make a business trip. That is why is important to understand few times saving travel tips which will definitely makes your trip more useful. Especially for those persons who rush everything in the last minute. One small example before I start. I was in Spain last year for business, and book at the last

No matter when you will travel, keep a packed bag to leave fast your place. Put some fresh clothing and essentials.

Second, fly only with regional airports. The big international airport can take a lot of time of delay which creates additional stress. Fly with smaller airports to avoid traffic, parking, and the check-in process.

to spend less money, your travel agent will look for the cheapest flight which means additional  stops. Also, you don't want to stay during the night waiting at the next flight. Stick to the direct flights. 

Last, but not least is the ability to use rental car after you land. I am sure you don't want to change different buses to reach off location taxis etc. That is why book in advance your rental car. 

In Barcelona you must pay closes attention, where you go to what services can you purchase. The short term rentals Barcelona flats are fast way to escape from craziness.