Call frequency dating
In heterosexual relationships, women who text more frequently tend to feel happier in their relationships, and their partners do as well (Schade et al., 2013).
Interestingly, though, the more men text with a partner, the happy they tend to be, the less happy their romantic partners tend to be, and the more their partners tend to report considering breaking-up with them (Schade et al., 2013).
If nothing else, they are growth opportunities and adhere better to the social expectations for how a breakup should occur.
Whether a relationship is just beginning or well-established, having clear rules or norms for how texting will occur may prevent some of the frustrations that technology can introduce into the mix. You have explained most, and the one that rang the most true was that in some ways it was a substitute to actually seeing them.
Evidence suggests that satisfaction with how people use their phones within the relationship and relationship satisfaction itself are related (Miller-Ott, Kelly, & Duran, 2012). Conversing with someone in person; seeing their expressions, their gestures, hearing the tone of their voice, makes a world of difference.
Understanding why people text their partners is a first step to considering its role in healthy relationship development.
The Texting Advantage Texting removes some of the barriers that can make face-to-face conversations, or even phone calls, tricky to navigate.