I know that the .txt file is being opened correctly, however, I don't know why the getline function is not storing the first line and outputting it correctly.

//Joseph Yong
//CSC2430
//Homework 7
//Main File

#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
#include "Customer.h"

using namespace std;

Customer cust;
string blank = " ";
string line;
int start, end, count;
string titl, firstNam, middleNam, lastNam, add, cit, stat, zip, phone;

int main()
{
	ifstream fileIn;
	fileIn.open("Address1.txt");
	if(fileIn.fail())
		cout << "Failure to open file.\n\n";
	getline(cin, line);
	cout << line;
	start = 0;
	end = line.find(blank, start);
	count = end - start;
	titl = line.substr(start, count);
	cust.setTitle(titl);
	cust.getTitle();
	cust.displayLabel(cout);

	fileIn.close();
	
	return 0;
}
//Joseph Yong
//CSC2430
//Homework 7
//Implementation File

#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
#include "Customer.h"

using namespace std;

Customer::Customer()
{
}

void Customer::setTitle(string titl)
{
	title = titl;
}

void Customer::setName(string firstNam, string middleNam, string lastNam)
{
	firstName = firstNam;
	middleName = middleNam;
	lastName = lastNam;
}

void Customer::setAddress(string add, string cit, string stat)
{
	streetAdd = add;
	city = cit;
	state = stat;
}

void Customer::setZip(string zip)
{
	zipCode = zip;
}

void Customer::setPhone(string phone)
{
	phoneNum = phone;
}

string Customer::getTitle()
{
	return title;
}

string Customer::getFirstName()
{
	return firstName;
}

string Customer::getMidName()
{
	return middleName;
}

string Customer::getLastName()
{
	return lastName;
}

string Customer::getStreetAdd()
{
	return streetAdd;
}

string Customer::getCity()
{
	return city;
}

string Customer::getState()
{
	return state;
}

string Customer::getZip()
{
	return zipCode;
}

string Customer::getPhone()
{
	return phoneNum;
}

void Customer::displayLabel(ostream &out)
{
	out << title;
}

Any ideas? Thanks~!

getline(cin, line);

You're still pulling from cin. Change that to be your file stream:

getline(fileIn, line);
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