Link to your links page from your homepage. Follow those guidelines or else many webmasters will simple not request a link exchange or disapprove your link if you request one. Most webmasters do not like to open up their email and send you a link exchange requests, for several reasons. An email address attracts spam no link exchange requests, even though you should place one it is not enough. So put a link exchange submission form, and link to it from every page of your link directory, so wherever they are on your directory they can easily add their website.
Most webmasters waste time, which could have been used better. They still use ftp software to add link partners. When you have enough money to invest, there are many tools that allow you to add link partners in five seconds, from your web browser itself. You do not even need a software.