Get REQUEST FOR ADDITIONAL CREDIT CARDS FOR USE BY ...

The primary cardholder has to add an authorized user. This can be done by calling the credit card issuer or logging onto the online account. Many issuers will issue a second card for the authorized user, but it will generally be mailed to the primary cardholder, who can choose to give it to the authorized user or not.

Many credit issuers allow cardmembers to request a credit limit increase online through their website or user portal. Sign in to your account and submit a request. In some cases, you may have to update your information, such as your annual income. Call your credit card company.

To request a credit limit increase, call your card issuer's customer service number (generally on the back of your card) or apply online. You will usually need to supply information similar to when you applied originally, such as your current income.

What is the 5/24 rule? Many card issuers have criteria for who can qualify for new accounts, but Chase is perhaps the most strict. Chase's 5/24 rule means that you can't be approved for most Chase cards if you've opened five or more personal credit cards (from any card issuer) within the past 24 months.

Whenever you do decide it's time to open a new card account, it's a good idea to wait at least 90 days between new credit card applications —and it's even better if you can wait a full six months.

Submitting a request for a credit limit increase is typically very straightforward. The options include reaching out to your current credit card issuer either online or via phone. Yet another approach is to open an entirely new credit card that comes with a higher spending limit.

Call Your Card Issuer Alternatively, you can call the customer service number on the back of your card and request a credit line increase. Be prepared to explain why you're asking for more credit, and to provide information on your income and housing expenses (rent or mortgage).

Automatic credit limit increases may happen annually or if your card issuer notices you recently updated your income. If you want to ask for a credit limit increase, it can typically be done in one of two ways: online or over the phone.