There are some ways according to french-property.com by which we can save tons of money by opting for Régime Réel.

That led to taking down all the drywall and discovering that the french drain they  “put around the entire perimeter” only goes 3/4 the way around.  

If you re-route the drain pipes and it still floods I'd probably start digging for a french drain but you really need to look and see if the drainage issue is due to a landscape feature of the property.

You could install a french drain system along the border of your property to divert any water from his land into the drainage system.

My recommendation if you are going to finish would involve adding french drain and sump pump, sealing walls with dryloc, then 2" XPS which acts as the vapor barrier, before framing and finishing. 

I'm flying down this weekend to look at a nice 14 acre plot in of land that buts up to French Broad River in Newport, which seems to have some potential.

My 1st thought was, well if I'm doing a French Drain, I'd search French Drain.   

French Riviera

I am fluent in French and am learning Spanish.If anyone has advice on finding an unpaid internship or a position that will allow me to shadow someone working in real estate, it’d be much appreciated.Thanks in advance,Edgar

@Nathan Adams depending on the size and location of the crack you could extend downspout ends 3-4 feet away from the foundation, Install a French drain, inject epoxy into the crack, apply some tar to the foundation or maybe a combination of these.