The King of Wands indicates a decisive and positive approach, with energy and enthusiasm. It could be a symbol of leadership, but also of someone who has achieved a goal, or is about to. The card suggests that this is an important purpose for you, but it could also mean that David is someone you can rely on to get the results you want.
The Three of Swords indicates that there may be difficulties to overcome before achieving success. There may be obstacles, challenges and hostility from others. Furthermore, the card suggests that there may be some communication problems between you and David. Based on this information, it is likely that you must be prepared to face some difficulties before achieving success with David.
In conclusion, the cards suggest that you can rely on David for this business opportunity, but you must be aware that you may encounter difficulties in the process. Therefore, the answer to the question is: YES, but you will need to be prepared to face any obstacles along the way.