International movers ought to be familiar with the expected and unexpected possibilities, both favourable and unpleasant, at every stage of the entire exercise. You should have a quote that takes into account unfavourable circumstances. An estimate that assumes everything will go as planned is essentially uninformed or incomplete. Cost of moving can skyrocket if you do not consider adverse developments. Familiarity will also help you avert them altogether.
One of the common problems experienced by many international movers and their clients is the steep fine charged by customs due to various failures. A wrong declaration, lack of disclosure, missing documents, violation of a law, improper packaging, not complying with guidelines and other issues can easily lead to a hefty fine. International movers should know about these possibilities and accordingly guide you so you do not have to endure the hassle or pay the avoidable fine.
There can be unexpected expenses at different stages of moving overseas, especially if you have been given an unrealistically cheap quote. Costs should not escalate if all particulars have been considered and accounted for. There will be a multifaceted logistical exercise to move goods from one country to another. There is no way the imperative costs can be avoided. While it is not usual for international movers to conceal costs, you must still deal with the most credible company to know the real picture. There can be fines en route, not just at the customs, if you violate local laws.
A moving company should be aware of all international and local laws applicable for a chosen route and given the nature of the shipment. If they are not aware, you are better off with one who has done what you need many times before. It is not uncommon for people to encounter shocking developments when moving overseas. Hire the most credible mover and heed their expert advice.