For Marriage
Problems exist, but they are solvable with Tawakkul in Allah. Proceed.
For Business / Deal
Do not fear the problems; Insha'Allah, you will gain a good profit.
قَالَ هَلْ آمَنُكُمْ عَلَيْهِ إِلَّا كَمَا أَمِنتُكُمْ عَلَىٰ أَخِيهِ مِن قَبْلُ ۖ فَاللَّهُ خَيْرٌ حَافِظًا ۖ وَهُوَ أَرْحَمُ الرَّاحِمِينَ
Qala hal amanukum AAalayhi illa kama amintukum AAala akheehi min qablu faAllahu khayrun hafithan wahuwa arhamu alrrahimeena
He said: "Shall I trust you with him with any result other than when I trusted you with his brother aforetime? But Allah is the best to take care (of him), and He is the Most Merciful of those who show mercy!"